Friday

April 18, 2014

April 18, 2014

Number of results: 129,734

**physics**

In the figure, forces A, B, C and D each have magnitude 50.0 N and act at the same point on the object. What torque (magnitude and direction) does A force exert on the object about point P? What torque (magnitude and direction) B does force exert on the object about point P? ...
*Saturday, April 12, 2008 at 3:02pm by Erin*

**college**

1. Consider the torque (moment) applied to the wheel, as measured about the point where the wheel touches the curb. To make the wheel rise above the curb, the torque due to the force must exceed the torque due to the weight, which equals m g sqrt(R^2-h^2) and is in the ...
*Monday, May 18, 2009 at 11:26pm by drwls*

**INTRO TO PHYSICS**

a) A simple pendulum consists of a small object of mass 3.3 kg hanging at the end of a 2.0-m-long light string that is connected to a pivot point.Calculate the magnitude of the torque (due to the force of gravity) about this pivot point when the string makes a 4.5° angle with ...
*Wednesday, October 31, 2012 at 12:00pm by Sandy*

**Physics**

Two forces act concurrently on a point P. One force is 60nt due east. The second force is 80nt due north. (a) Find the magnitude and direction of their resultant. (b) What is the magnitude and direction of the equilibriant?
*Monday, January 17, 2011 at 9:59pm by Elise*

**physics**

A force in the +y direction applied at the point x=2.3m,y=1.4m gives rise to a torque of 39n*m about the origin. Find the magnitude of the force.
*Friday, November 16, 2012 at 9:15pm by jenn*

**physics- torque**

1. Find the magnitude of the torque produced by a 3.0 N force applied to a door at a perpendicular distance of 0.25 m from the hinge. 2. A simple pendulum consists of a 3.0 kg point mass hanging at the end of a 2.0 m long light string that is connected to a pivot point. a. ...
*Saturday, January 13, 2007 at 8:19pm by Anonymous*

**Physics, check my answer pls**

4. All of the following are true about torque except: A. its units are Newton-meters. B. it can only be produced by a force. C. torque is zero unless the force is pointed perpendicular to the moment arm. D. a force whose line of action passes through the axis of rotation ...
*Thursday, December 6, 2012 at 2:58pm by Nev*

**Physics HELP!**

A simple pendulum consists of a small object of mass 7.40 kg hanging at the end of a 2.10 m long light string that is connected to a pivot point. (a) Calculate the magnitude of the torque (due to the force of gravity) about this pivot point when the string makes a 3.00° angle ...
*Wednesday, November 7, 2012 at 12:46pm by Brad*

**physics**

A simple pendulum consists of a small object of mass 3.20 kg hanging at the end of a 3.70 m long light string that is connected to a pivot point. (a) Calculate the magnitude of the torque (due to the force of gravity) about this pivot point when the string makes a 7.00° angle ...
*Sunday, November 11, 2012 at 4:45pm by Anonymous*

**physics**

A simple pendulum consists of a small object of mass 1.2 kg hanging at the end of a 2.07 m long light string that is connected to a pivot point. Calculate the magnitude of the torque (due to the force of gravity) about this pivot point when the string makes an angle of 6.59 ...
*Wednesday, March 26, 2014 at 1:35pm by Anonymous*

**Physics**

A body is pivoted at a Point O. Three forces act on it in the directions shown on the figure. FA = 11 N at point A, 8.0 m from O. FB = 15 N at point B, 4.0 m from O. FC = 20 N at point C, 3.0 m from O. What is the net torque about point O? You have to also have the direction ...
*Sunday, March 18, 2007 at 11:42pm by wolfpak*

**physics**

Consider a 9·kg disk with a radius of 0.9·m and rotating about an axis passing through its center. (a) What is its rotational inertia? ______ kg·m2 ? (b) Suppose the disk is rotating counterclockwise and speeding up with a rotational acceleration of 4·rad/s2. What is the net ...
*Wednesday, February 6, 2013 at 6:23pm by wally*

**PHYSICS**

A simple pendulum consits of a 3.0 kg point mass hanging at the end of a 2.0 long light string that is connected to a pivot point. a. Calculate the magnitude of the torque (due to the force of gravity) around this pivot point when the string makes a 5 degree angle with the ...
*Tuesday, January 16, 2007 at 1:59am by Anonymous*

**Physics**

q1= 25 pC q2 = -75 pC A) calculate the magnitude of the electric force between the two charges B) Is the force attractive or repulsive? C) calculate the magnitude and direction of E1 *( there is an arrow above E1) , the electric field at the orgin due to charge q1. D) ...
*Tuesday, April 12, 2011 at 11:42am by Angela Britt*

**physics**

A forse of 75 N due north and 105 N due east is acting on a point. What is the magnitude and direction of the resultant force? What is the magnitde and direction of the equilibrant?
*Wednesday, November 2, 2011 at 11:15pm by Sarah*

**science physics**

1.) What is the Magnitude of the electrostatic force on a +5 C charge 1.75 m to the left of a -2.5 C charge? (show your work) 2.) In What direction does the force on the +5 C charge act? 3.)Calculate the magnitude of the electric field of the -2.5 C charge at the location of ...
*Tuesday, May 14, 2013 at 10:42am by Todd*

**physics**

thank you! From here how would I get this: Suppose the torque you found for the last part is being produced by a force applied at a point 0.15·m from the axis. If the direction of the force is perpendicular to a line from the axis to that point, what is the magnitude of the ...
*Wednesday, November 2, 2011 at 10:40am by jen*

**physics**

Before starting this problem, review Conceptual Example 7. The force vector A has a magnitude of 79.0 newtons (N) and points due east. The force vector B has a magnitude of 107 N and points 75.0 ° north of east. Find the (a) magnitude and (b) direction of A - B. (Give the ...
*Sunday, January 30, 2011 at 8:04pm by thaokieu*

**physics**

Before starting this problem, review Conceptual Example 7. The force vector A has a magnitude of 70.0 newtons (N) and points due east. The force vector B has a magnitude of 111 N and points 71.4 ° north of east. Find the (a) magnitude and (b) direction of A - B. (Give the ...
*Monday, January 30, 2012 at 2:58pm by jim*

**Physics**

A simple pendulum consists of a 3 kg point of mass hanging at the end of a 2 m long light string that is connected to a pivot point. a. Calculate the magnitude of the torque (due to gravitational force) around this pivot point when the string makes a 5 degree angle with the ...
*Sunday, December 7, 2008 at 1:30pm by Kathrine*

**Physics**

A duck has a mass of 2.3 kg. As the duck paddles, a force of 0.08 N acts on it in a direction due east. In addition, the current of the water exerts a force of 0.21 N in a direction of 55° south of east. When these forces begin to act, the velocity of the duck is 0.10 m/s in a...
*Tuesday, October 12, 2010 at 7:39pm by Niveen*

**physics**

A proton, traveling with a velocity of 4.9 106 m/s due east, experiences a magnetic force that has a maximum magnitude of 7.4 10-14 N and a direction of due south. What are the magnitude and direction of the magnetic field causing the force?
*Wednesday, February 26, 2014 at 12:16am by Dee*

**physics**

A particle has a charge of +1.5 µC and moves from point A to point B, a distance of 0.19 m. The particle experiences a constant electric force, and its motion is along the line of action of the force. The difference between the particle's electric potential energy at A and B ...
*Tuesday, January 17, 2012 at 10:38pm by Taylor*

**physics**

A particle has a charge of +1.5 µC and moves from point A to point B, a distance of 0.19 m. The particle experiences a constant electric force, and its motion is along the line of action of the force. The difference between the particle's electric potential energy at A and B ...
*Tuesday, January 17, 2012 at 10:39pm by Taylor*

**physics**

A pendulum consists of an object of mass 1.07 kg that hangs at the end of a massless bar, a distance 1.14 m from the pivot point. Calculate the magnitude of the torque due to gravity about the pivot point if the bar makes an angle of 22° with the vertical.
*Thursday, October 9, 2008 at 4:40pm by Ellen*

**Mcmaster**

A pendulum consists of an object of mass 2.26 kg that hangs at the end of a massless bar, a distance 2.02 m from the pivot point. Calculate the magnitude of the torque due to gravity about the pivot point if the bar makes an angle of 54° with the vertical.
*Wednesday, March 7, 2012 at 6:10pm by Gabbie*

**Physics**

Given the vector from the pivot point to the force and the magnitude of the force. 1.How would one find the angle of the force? 2.How would one find the torque? 3.How would one calculate the maximum/minimum torque?
*Saturday, October 8, 2011 at 6:48pm by Anonymous*

**Physics**

A force, F = (3x + 4y) N, is applied to an object at a point whose position vector with respect to the pivot point is r = (3x + 3y + 3z) m. Calculate the torque created by the force about that pivot point. I know that torque = -12x + 9y + 3z, but why is -12x negative? Thank ...
*Monday, June 18, 2012 at 6:56pm by James*

**Physics - Torque**

A particle is acted on by two torques about the origin: T1 has a magnitude of 4.3 N*m and is directed in the positive direction of the x axis, and T2 has a magnitude of 3.2 N*m and is directed in the negative direction of the y axis. What are the magnitude [in N*m] and ...
*Saturday, March 31, 2007 at 7:38pm by COFFEE*

**physics**

The third charge must lie along the direction of the resultant force due to the charges at A and B. The force due to B has half the magnitude of the force due to A, and is directed 45 degree to the left of the vertical force due to the charge at A. I find the resultant to be ...
*Thursday, January 12, 2012 at 11:23pm by drwls*

**Calc 3**

A wrench .9m long lies along the positive y-axis, and grips a bolt at the origin. A force is applied in the direction of (0,1,3) at the end of the wrench. Find the magnitude of the force in newtons needed to supply 100 J of torque to the bolt. This is the formula i have: T=|r ...
*Thursday, September 13, 2007 at 5:25pm by Raquel*

**Calc 3**

A wrench .9m long lies along the positive y-axis, and grips a bolt at the origin. A force is applied in the direction of (0,1,3) at the end of the wrench. Find the magnitude of the force in newtons needed to supply 100 J of torque to the bolt. This is the formula i have: T=|r ...
*Thursday, September 13, 2007 at 11:10pm by Raquel*

**Physics**

The net torque about the fulcrum point is zero, when balanced. That means the torque due to the weight of the necklace (in one direction) equals the torque due to the weight of the meter stick (in the opposite direction). The weight of the meter stick can considered to act at ...
*Sunday, March 21, 2010 at 1:39am by drwls*

**physics**

Two forces act on a 10-kg mass. The first force has a magnitude of 15 N and pushes the mass due North. The second force has a magnitude of 25 N and pushes the force due West. What is the magnitude and direction of the acceleration of the mass?
*Thursday, June 27, 2013 at 3:39pm by gale*

**Physics**

A 10.0-kg object experiences a drag force due to air resistance. The magnitude of this drag force depends on its speed, and obeys the equation Fdrag =(12.0 N-s/m)v + (4.00 N-s2/m2)v2. (a) What is the terminal speed of this object if it is falling due to gravity? (b) At what ...
*Tuesday, February 19, 2013 at 9:16am by Stehlin*

**physics**

A 301-kg boat is sailing 16.5° north of east at a speed of 2.08 m/s. Thirty seconds later, it is sailing 37.2° north of east at a speed of 3.60 m/s. During this time, three forces act on the boat: a 32.7-N force directed 16.5° north of east (due to an auxiliary engine), a 21.7...
*Wednesday, October 3, 2012 at 11:33pm by Anonymous*

**Physics**

A 301-kg boat is sailing 16.5° north of east at a speed of 2.08 m/s. Thirty seconds later, it is sailing 37.2° north of east at a speed of 3.60 m/s. During this time, three forces act on the boat: a 32.7-N force directed 16.5° north of east (due to an auxiliary engine), a 21.7...
*Tuesday, October 9, 2012 at 11:13pm by Anonymous*

**Trig..please help!**

Two forces are pushing an ice shanty along the Ice. One has a magnitude of 330 lb in a direction due east. The other force has a magnitude of 110 lb in a direction 54 degrees east of north. What are the magnitude and direction of the resulant force?
*Sunday, January 6, 2013 at 10:18pm by Rachel*

**physics**

A duck has a mass of 2.9 kg. As the duck paddles, a force of 0.07 N acts on it in a direction due east. In addition, the current of the water exerts a force of 0.21 N in a direction of 60° south of east. When these forces begin to act, the velocity of the duck is 0.12 m/s in a...
*Wednesday, October 13, 2010 at 6:20pm by Sean*

**physics**

A pendulum consists of an object of mass 1.07 kg that hangs at the end of a massless bar, a distance 1.14 m from the pivot point. Calculate the magnitude of the torque due to gravity about the pivot point if the bar makes an angle of 22° with the vertical. torque = ...
*Monday, October 13, 2008 at 2:32am by Samuel*

**PHY 131**

three forces act on a moving force object. one cforce has a magnitude of 80.O N and is directed due north. another has a magnitude of 60.0N and is due west. What must the magnitude and direction of the 3rd force, such that the object continues to move at a constant velocity.
*Tuesday, March 23, 2010 at 5:17pm by S.Strange*

**physics**

A pendulum consists of an object of mass 1.07 kg that hangs at the end of a massless bar, a distance 1.14 m from the pivot point. Calculate the magnitude of the torque due to gravity about the pivot point if the bar makes an angle of 22° with the vertical. torque = ...
*Saturday, October 11, 2008 at 6:08pm by Vishnu*

**Physics**

The drawing shows two identical systems of objects; each consists of the same three small balls connected by massless rods. In both systems the axis is perpendicular to the page, but it is located at a different place, as shown. The same force of magnitude F is applied to the ...
*Sunday, April 1, 2012 at 10:51am by Beth*

**Physics**

A ball (mass = 250 g) on the end of an ideal string is moving in circular motion as a conical pendulum. The length L of the string is 1.92 m and the angle with the vertical is 37 degrees. A) What is the magnitude of the torque (N m) and direction (from the listed answers) of ...
*Saturday, November 13, 2010 at 4:55pm by Miki*

**College Physics**

A force, F = (2x + 3y) N, is applied to an object at a point whose position vector with respect to the pivot point is r = (5x + 4y + 2z) m. Calculate the torque (in units on Nm) created by the force about that pivot point.
*Sunday, November 3, 2013 at 5:48pm by Kimmy*

**physics**

A duck has a mass of 2.3 kg. As the duck paddles, a force of 0.07 N acts on it in a direction due east. In addition, the current of the water exerts a force of 0.26 N in a direction of 48° south of east. When these forces begin to act, the velocity of the duck is 0.15 m/s in a...
*Thursday, September 23, 2010 at 12:08pm by ellen*

**Physics**

A duck has a mass of 2.8 kg. As the duck paddles, a force of 0.09 N acts on it in a direction due east. In addition, the current of the water exerts a force of 0.20 N in a direction of 47° south of east. When these forces begin to act, the velocity of the duck is 0.12 m/s in a...
*Friday, September 21, 2012 at 2:04am by Bob*

**Physics**

A duck has a mass of 2.8 kg. As the duck paddles, a force of 0.09 N acts on it in a direction due east. In addition, the current of the water exerts a force of 0.20 N in a direction of 47° south of east. When these forces begin to act, the velocity of the duck is 0.12 m/s in a...
*Friday, September 21, 2012 at 2:04am by Bob*

**Physics please help**

A duck has a mass of 2.8 kg. As the duck paddles, a force of 0.05 N acts on it in a direction due east. In addition, the current of the water exerts a force of 0.15 N in a direction of 60° south of east. When these forces begin to act, the velocity of the duck is 0.12 m/s in a...
*Saturday, January 21, 2012 at 4:38pm by Sushmitha*

**physics**

Shouldn't there be unit vectors such as i and j associated with your force? -38.0 + 39.0 is just 1. If the force is applied at 0.14 m (the wheel edge) at the x axis location, only the y-component of force will result in a torque. The torque will be in the z direction (k unit ...
*Monday, January 2, 2012 at 10:57pm by drwls*

**physics**

A force, F = (2x + 5y) N, is applied to an object at a point whose position vector with respect to the pivot point is r = (2x + 4y + 5z) m. Calculate the torque created by the force about that pivot point.
*Friday, March 25, 2011 at 7:21pm by HELP!!!!*

**Mechanics & hydromechanics**

Three forces pulling on a body are in equilibrium.The direction of one is due south, the direction of another is 80 degrees east of north, and the third force acts in the direction of 35 degrees west of north.If the magnitude of the southerly force is 38 N, Find the magnitude ...
*Monday, January 14, 2013 at 5:44am by joe*

**PHYSICS**

3 FORCES ACT ON MOVING OBJECT.FIRST FORCE HAS MAGNITUDE OF 80.0N AND DIRECTED DUE NORTH.ANOTHER HAS MAGNITUDE 60.0N AND DIRECTED DUE WEST.WHAT IS THE MAGNITUDE AND DIRECTION OF THIRD FORCE,SUCH THAT THE OBJECT MOVE IN CONSTANT VELOCITY?
*Monday, June 25, 2012 at 6:47pm by Anonymous*

**PHYSICS!!!**

Without a diagram of what you are talking about, it is hard to say. I suspect it is the dot product of the Force vector direction with a "d" vector that is the distance from the force application point to the point about which the torque being measured. It would be easier to ...
*Sunday, January 24, 2010 at 1:59pm by drwls*

**physics**

Three forces act on a moving object. One force has a magnitude of 61.9 N and is directed due north. Another has a magnitude of 52.0 N and is directed due west. What must be (a) the magnitude and (b) the direction of the third force, such that the object continues to move with ...
*Sunday, September 23, 2012 at 10:35pm by Robin*

**physics**

Three forces act on a moving object. One force has a magnitude of 83.4 N and is directed due north. Another has a magnitude of 47.2 N and is directed due west. What must be (a) the magnitude and (b) the direction of the third force, such that the object continues to move with ...
*Sunday, June 30, 2013 at 1:00pm by landan*

**physics**

Three forces act on a moving object. One force has a magnitude of 83.4 N and is directed due north. Another has a magnitude of 47.2 N and is directed due west. What must be (a) the magnitude and (b) the direction of the third force, such that the object continues to move with ...
*Friday, July 12, 2013 at 12:19am by howard*

**Physics please clarify**

A charge of -3.00 µC is fixed at the center of a compass. Two additional charges are fixed on the circle of the compass (radius = 0.135 m). The charges on the circle are -3.20 µC at the position due north and +5.00 µC at the position due east. What is the magnitude and ...
*Friday, August 31, 2007 at 7:54pm by Mary*

**help me please**

Four 9.5 kg spheres are located at the corners of a square of side 0.70 m. Calculate the magnitude and direction of the gravitational force on one sphere due to the other three. What is the magnitude? ___ N Figure the vector of the opposite corner, and the adjacent corners ...
*Monday, October 9, 2006 at 8:36pm by Teri D*

**physics**

A duck has a mass of 2.70 kg. As the duck paddles, a force of 0.130 N acts on it in a direction due east. In addition, the current of the water exerts a force of 0.210 N in a direction of 52.0 ° south of east. When these forces begin to act, the velocity of the duck is 0.110 m...
*Sunday, November 25, 2012 at 2:27pm by John*

**physics**

A duck has a mass of 2.10 kg. As the duck paddles, a force of 0.110 N acts on it in a direction due east. In addition, the current of the water exerts a force of 0.240 N in a direction of 47.0° south of east. When these forces begin to act, the velocity of the duck is 0.120 m/...
*Thursday, February 21, 2013 at 9:30pm by bebenel*

**Physics**

1. Consider the two vectors P and Q. The definition of P is P = i × (i × j). The definition of Q is Q = (i × i) × j . a. The magnitude of P is equal to the magnitude of Q. b. The magnitude of P is greater than the ...
*Tuesday, December 27, 2011 at 7:18am by Sarah*

**Physics(Please help)**

A force, F1 of magnitude 2.0N and directed due east is exerted on an object is F2=2.0N due north. What is the magnitude and direction of a third force, F3, which must be exerted on the object so that the resultant force is zero? I am not sure how to start this problem!! Thank ...
*Monday, May 21, 2012 at 2:04pm by Hannah*

**physics 213**

A duck has a mass of 2.80 kg. As the duck paddles, a force of 0.120 N acts on it in a direction due east. In addition, the current of the water exerts a force of 0.190 N in a direction of 48.0 ° south of east. When these forces begin to act, the velocity of the duck is 0.120 m...
*Friday, February 3, 2012 at 6:20pm by Erin*

**physics**

The vertical force on the ladder at the bottom is (70 + 20)g = 90 g = 882 N. There is a clockwise torque about the wall support point due to this force, and it equals 882N*6 sin30 = 2646 N*m There is also a counterclockwise torque about the same point, equal to fs*6sin30 + 20g...
*Wednesday, July 7, 2010 at 9:00pm by drwls*

**physics**

When we studied the concept of work, we learned that work = force x distance. Now we learn that torque = force x distance. What's different about these two definitions?A) For work, distance and force are in the same direction; for torque they are perpendicular to each other.B...
*Thursday, March 1, 2012 at 12:23pm by jim*

**principles of physics**

When we studied the concept of work, we learned that work = force x distance. Now we learn that torque = force x distance. What's different about these two definitions?A) For work, distance and force are in the same direction; for torque they are perpendicular to each other.B...
*Friday, March 2, 2012 at 4:35am by CHRIS*

**Physics - Torque**

A particle is acted on by two torques about the origin: T1 has a magnitude of 4.3 N*m and is directed in the positive direction of the x axis, and T2 has a magnitude of 3.2 N*m and is directed in the negative direction of the y axis. What are the magnitude [in N*m] and ...
*Saturday, March 31, 2007 at 6:01am by COFFEE*

**physics**

Do the second question first. (It is worded incorrectly I think because there is in fact no torque on the ball since the force goes right through its center. There is however a torque about that point 2 meters from the launch point) The torque is the same at the top and ...
*Saturday, June 13, 2009 at 7:28pm by Damon*

**physics**

Two point charges, q1 and q2, are placed 0.30 m apart on the x-axis, as shown in the figure above. Charge q1 has a value of –3.0 x 10–9 C. The net electric field at point P is zero Q: Calculate the magnitude of charge q2. Q: Calculate the magnitude of the electric force on q2 ...
*Thursday, February 23, 2012 at 4:09pm by Kayberlynn*

**physics**

Are the two strings attached to the same point on the ceiling? If so, consider the net torque on either ball about the ceiling attach point. it must be zero. The gravity (weight) torque balances the Coulomb-force torque. M*g*Lsin22 = k q^2*Lcos22/(2Lsin22)^2 L can be solved ...
*Friday, October 14, 2011 at 6:59am by drwls*

**physics **

A person exerts a horizontal force of 36 N on the end of a door 97cm wide. What is the magnitude of the torque if the force is exerted perpendicular to the door and What is the magnitude of the torque if the force is exerted at a 70.0 angle to the face of the door? Thank you
*Monday, May 14, 2012 at 7:43pm by emmie*

**Physics**

A force is applied to a door at an angle of 56.8° and 0.34 m from the hinge. a) What force produces a torque with a magnitude of 2.18 N·m? b) How large is the maximum torque this force can exert?
*Tuesday, March 12, 2013 at 8:34pm by Mike*

**physics**

What is the magnitude of the torque about his shoulder if he holds his arm straight, but 43.8° below horizontal? I tried multiplying the torque force by sin43.8 but it was wrong :(
*Monday, November 15, 2010 at 3:25pm by pete*

**Physics**

A 343-kg boat is sailing 16.2° north of east at a speed of 1.98 m/s. Thirty seconds later, it is sailing 37.5° north of east at a speed of 3.76 m/s. During this time, three forces act on the boat: a 30.3-N force directed 16.2° north of east (due to an auxiliary engine), a 22.3...
*Thursday, February 9, 2012 at 6:26pm by Natasha*

**PHYSICS(HELP)**

when you do these, use T in RADIANS 5 degrees *pi/180 (a) Calculate the magnitude of the net torque on the pendulum with respect to the point P when θ=5∘. (magnitude; in Nm) Torque = -15T where T = 5 * pi/180 |τP|= (b) What is the magnitude of the angular ...
*Saturday, January 11, 2014 at 4:19pm by Damon*

**Physics**

A particle has a charge of +1.5 µC and moves from point A to point B, a distance of 0.18 m. The particle experiences a constant electric force, and its motion is along the line of action of the force. The difference between the particle's electric potential energy at A and B ...
*Wednesday, January 12, 2011 at 12:30am by ali*

**Physics**

A boat has a mass of 6800 kg. Its engines generate a drive force of 4500 N, due west, while the wind exerts a force of 660 N, due east, and the water exerts a resistive force of 1200 N due east. What is the magnitude and direction of the boat's acceleration?
*Sunday, September 23, 2012 at 10:02pm by Lacie*

**Physics**

the dimensions of torque are the same as those of energy. Why it would nevertheless be inappropriate to measure torque in joules. Energy is force x distance, where distance is the distance in the direction of force. Torque is force x distance perpenduclar to force. Joules is a...
*Monday, February 26, 2007 at 3:20am by Ishani*

**physics**

Two 10 meter long wires are parallel to each other and 5 cm apart.They carry currents of 6.0 A in opposite directions. What is the magnitude and direction of the magnetic field at a point P,halfway between the wires? Calculate the force exerted by the left wire on the right ...
*Sunday, May 24, 2009 at 6:39am by Sandhya*

**Physics 1**

A bird watcher meanders through the woods, walking 0.45 km due east, 0.80 km due south, and 2.05 km in a direction 43.0° north of west. The time required for this trip is 2.50 h. (a) Determine the magnitude and direction (relative to due west) of the bird watcher's ...
*Tuesday, September 18, 2012 at 9:23pm by Anonymous*

**Physics**

A 50-story building is being planned. It is to be 200.0 high with a base 48.0 by 66.0 . Its total mass will be about 2.5×107 , and its weight therefore about 2.5×108 . Suppose a 200 wind exerts a force of 860 over the 66.0 wide face . Part A Calculate the magnitude of the ...
*Wednesday, June 29, 2011 at 11:37pm by Jenny*

**college physics**

An object acted on by three forces moves with constant velocity. One force acting on the object is in the positive x direction and has a magnitude of 6.5 N; a second force has a magnitude of 3.9 N and points in the negative y direction. Find the direction and magnitude of the ...
*Monday, September 24, 2012 at 11:35pm by anne*

**Physics**

A charge of -3.00 µC is fixed at the center of a compass. Two additional charges are fixed on the circle of the compass (radius = 0.135 m). The charges on the circle are -3.20 µC at the position due north and +5.00 µC at the position due east. What is the magnitude and ...
*Wednesday, August 29, 2007 at 10:15pm by Mary*

**Physics**

A charge of -3.00 µC is fixed at the center of a compass. Two additional charges are fixed on the circle of the compass (radius = 0.135 m). The charges on the circle are -3.20 µC at the position due north and +5.00 µC at the position due east. What is the magnitude and ...
*Saturday, September 1, 2007 at 9:42am by Mary*

**physics**

An object acted on by three forces moves with constant velocity. One force acting on the object is in the positive x direction and has a magnitude of 5.1 N; a second force has a magnitude of 4.3 N and points in the negative y direction. Find the direction and magnitude of the ...
*Saturday, October 15, 2011 at 9:17am by anonymous*

**physics**

An object acted on by three forces moves with constant velocity. one force acting on the object is in the positive x direction and has magnitude of 6.5 N, a second force has a magnitude of 4.4 N and points in the negative direction. Find the direction and magnitude of the ...
*Sunday, November 6, 2011 at 7:06pm by taylor*

**physics**

A jogger travels a route that has two parts. The first is a displacement of 2.15 km due south, and the second involves a displacement that points due east. The resultant displacement + has a magnitude of 3.95 km. (a) What is the magnitude of , and what is the direction of + as...
*Monday, January 27, 2014 at 8:46pm by timmmothy*

**Physics**

A jogger travels a route that has two parts. The first is a displacement of 2.90 km due south, and the second involves a displacement that points due east. The resultant displacement + has a magnitude of 4.25 km. (a) What is the magnitude of , and what is the direction of + as...
*Sunday, August 25, 2013 at 9:26am by RW*

**Physics**

A jogger travels a route that has two parts. The first is a displacement of 2.20 km due south, and the second involves a displacement that points due east. The resultant displacement + has a magnitude of 4.10 km. (a) What is the magnitude of , and what is the direction of + as...
*Tuesday, January 28, 2014 at 10:18pm by Alister*

**physics**

Four masses are positioned at the corners of a rectangle, as indicated in the figure below (not to scale). (a) Find the magnitude and direction of the net force acting on the 2.0 kg mass if x = 0.40 m and y = 0.12 m. (b) How do your answers to part (a) change (if at all) if ...
*Sunday, November 27, 2011 at 2:52pm by tara*

**PHYSICS**

The tension in a point of the rope is defined as follows. It is the magnitude of force that the part of the rope on one side of the point exerts on the part of the rope on the other side of the point. The direction of the force then depends on which sides you are considering ...
*Tuesday, October 8, 2013 at 12:24pm by Count Iblis*

**physics **

a boat has a mass of 6800 kg. its engine generate a drive force of 4100 N, due west, while the wind exerts a force of 8000 N, due east, and the water exerts a resistive force of 1200 N due east. what is the magnitude and direction of the boats accelerations? (answer 0.309 m/s^...
*Friday, January 31, 2014 at 3:12pm by courtney*

**physics**

As a sailboat sails 51.5 m due north, a breeze exerts a constant force 1 on the boat's sails. This force is directed at an angle west of due north. A force 2 of the same magnitude directed due north would do the same amount of work on the sailboat over a distance of just 41.5 ...
*Sunday, October 16, 2011 at 11:36pm by Tito*

**College Physics**

As a sailboat sails 59.0 m due north, a breeze exerts a constant force 1 on the boat's sails. This force is directed at an angle west of due north. A force 2 of the same magnitude directed due north would do the same amount of work on the sailboat over a distance of just 36.0 ...
*Monday, July 5, 2010 at 2:40pm by Anonymous*

**physics**

A 316-kg boat is sailing 12.0° north of east at a speed of 1.60 m/s. 39.0 s later, it is sailing 36.0° north of east at a speed of 4.00 m/s. During this time, three forces act on the boat: a 31.4-N force directed 12.0° north of east (due to an auxiliary engine), a 20.7-N force...
*Friday, September 14, 2012 at 3:50pm by marissa*

**Physics**

Cn u plz gv explaination 2 the solutions bit by bit in brief ? Bcz i actually cnt wrk out hw 2 use d formula 2 answer it wen i revise nw. Much obliged. A particle of mass 0.5 kg is free to move on a smooth horizontal plane. A force of magnitude 0.8 N acts on the particle in a ...
*Monday, September 29, 2008 at 12:46am by LingWarm*

**Physics**

A charge of -3.00 µC is fixed at the center of a compass. Two additional charges are fixed on the circle of the compass (radius = 0.130 m). The charges on the circle are -4.00 µC at the position due north and +5.00 µC at the position due east. What is the magnitude and ...
*Friday, September 21, 2007 at 2:34pm by Mary*

**Physics**

A 358-kg boat is sailing 15.9° north of east at a speed of 1.80 m/s. Thirty seconds later, it is sailing 36.6° north of east at a speed of 3.68 m/s. During this time, three forces act on the boat: a 29.7-N force directed 15.9° north of east (due to an auxiliary engine), a 23.9...
*Thursday, September 22, 2011 at 8:10pm by Jasmin*

**physics**

A 358-kg boat is sailing 15.9° north of east at a speed of 1.80 m/s. Thirty seconds later, it is sailing 36.6° north of east at a speed of 3.68 m/s. During this time, three forces act on the boat: a 29.7-N force directed 15.9° north of east (due to an auxiliary engine), a 23.9...
*Friday, September 23, 2011 at 10:58pm by Jasmin*

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