Sunday

April 20, 2014

April 20, 2014

Number of results: 12,254

**physics**

A block weighing 71.5 N rests on a plane inclined at 24.1° to the horizontal. The coefficient of the static and kinetic frictions are 0.26 and 0.13 respectively. What is the minimum magnitude of the force F, parallel to the plane, that will prevent the block from slipping? B)...
*Saturday, February 22, 2014 at 1:13pm by James*

**Physics**

A loaded penguin sled weighing 60 N rests on a plane inclined at 20° to the horizontal. Between the sled and the plane the coefficient of static friction is 0.27, and the coefficient of kinetic friction is 0.13. (a) What is the minimum magnitude of the force F, parallel to the...
*Tuesday, February 19, 2013 at 6:15pm by Rachel*

**Physics**

A loaded penguin sled weighing 60 N rests on a plane inclined at 20° to the horizontal. Between the sled and the plane the coefficient of static friction is 0.25, and the coefficient of kinetic friction is 0.18. (a) What is the minimum magnitude of the force F, parallel to the...
*Wednesday, October 28, 2009 at 4:44pm by Karen*

**Physics**

A loaded penguin sled weighing 81 N rests on a plane inclined at angle θ = 21° to the horizontal (Fig. 6-23). Between the sled and the plane, the coefficient of static friction is 0.24, and the coefficient of kinetic friction is 0.13. (a) What is the minimum magnitude of ...
*Sunday, October 10, 2010 at 4:41pm by Alaina*

**Physics**

A loaded penguin sled weighing 73 N rests on a plane inclined at angle θ = 21° to the horizontal (Fig. 6-23). Between the sled and the plane, the coefficient of static friction is 0.24, and the coefficient of kinetic friction is 0.19. (a) What is the minimum magnitude of ...
*Saturday, October 1, 2011 at 11:01am by Granger*

**physics**

A loaded penguin sled weighing 75 N rests on a plane inclined at angle θ = 24° to the horizontal (Fig. 6-28). Between the sled and the plane, the coefficient of static friction is 0.25, and the coefficient of kinetic friction is 0.13. (a) What is the minimum magnitude of ...
*Sunday, October 23, 2011 at 6:55pm by Taylor*

**Physics**

A loaded penguin sled weighing 66 N rests on a plane inclined at angle θ = 24° to the horizontal (Fig. 6-23). Between the sled and the plane, the coefficient of static friction is 0.22, and the coefficient of kinetic friction is 0.13. (a) What is the minimum magnitude of ...
*Sunday, October 23, 2011 at 11:12pm by Ted*

**Physics**

A wooden block of mass m = 2.3 kg starts from rest on an inclined plane sloped at an angle 26 degrees from the horizontal. The block is originally located 1.9 m from the bottom of the plane. Assume the inclined plane is friction less. 1)What is the magnitude of the component ...
*Tuesday, February 25, 2014 at 10:16pm by Sydney*

**physical**

An electric field with a magnitude of 3.50 kN/C is applied along the x axis. Calculate the electric flux through a rectangular plane 0.350 m wide and 0.7 m long assuming that (a) the plane is parallel to the yz plane; (b) the plane is parallel to the xy plane; (c) the plane ...
*Wednesday, March 20, 2013 at 4:29am by abc*

**Physics**

The compass in a plane indicates that the plane is heading due east, with an airspeed of 250 km/h (Vpa). A steady wind is blowing with a magnitude of 75km/h, which increases the velocity of the plane, relative to the ground. If the plane is going along a direction East 12 ...
*Friday, October 15, 2010 at 12:19pm by Jon*

**Physics**

An air traffic controller observes two airplanes approaching the airport. The displacement from the control tower to plane 1 is given by the vector A , which has a magnitude of 220 km and points in a direction 32 degrees north of west. The displacement from the control tower ...
*Thursday, June 28, 2012 at 5:12am by Hiral*

**Physics**

This is my homework problem: "The pilot of a plane is flying at 450 mi/hr W 20.0 degrees S relative to the earth. She sees another plane flying at 350 mi/hr N 40.0 degrees W relative to her plane. What was the magnitude and direction of the plane she saw relative to the earth...
*Thursday, October 7, 2010 at 6:08pm by Tii*

**Physics**

Ok I understand that part. Now it asks for the minimum magnitude of F that will start the block moving up the plane, and the magnitude of F that is required to move the block up the plane at constant velocity. Is it a similar process for both?
*Saturday, December 8, 2007 at 9:24am by Lindsay*

**physics**

You push a 320 N trunk up a 20.0° inclined plane at a constant velocity by exerting a 213 N force parallel to the plane's surface. (a) What is the component of the trunk's weight parallel to the plane? (b) What is the sum of all forces parallel to the plane's surface? (c) What...
*Monday, December 7, 2009 at 6:14pm by Lisa*

**calc 3**

The magnitude of a velocity vector is called speed. Suppose that a wind is blowing from the direction N45°W at a speed of 40 km/h. (This means that the direction from which the wind blows is 45° west of the northerly direction.) A pilot is steering a plane in the direction N60...
*Friday, August 31, 2012 at 3:09pm by Becky*

**physics**

A jet plane is flying with a constant speed along a straight line, at an angle of 30.0° above the horizontal, as shown in part (a) of the drawing. The plane has a weight of magnitude 87500 N, and its engines provide a forward thrust . In addition, the lift force (directed ...
*Thursday, July 25, 2013 at 7:05pm by ODU*

**physics**

A block of mass 39 kg lies on an inclined plane, as shown. The horizontal and vertical supports for the plane have lengths of 36 m and 15 m, respectively, and the coefficient of kinetic friction between the plane and the block is 0.3. The magnitude of the force ~F necessary to...
*Wednesday, October 6, 2010 at 11:56pm by christine*

**Geometry**

A plane is is flying 225 mph heading S25°W. The wind is blowing S80°E at 60 mph. 11. What is the bearing of the plane? 12. What is the smallest angle of the triangle? 13. What is the largest angle of the triangle? 14. What is the remaining angle of the triangle? 15. What is ...
*Tuesday, June 5, 2012 at 7:03pm by Amber *

**Physics**

A Block weighing 72.2 N rests on a plane inclined at 20.0 deg. to the horizontal. The coefficients of static and kinetic friction are 0.22 and 0.12 resp. What is the minimum magnitude of F that will start the block moving up the plane? (I also got 9,74 N for this.. but wrong ...
*Saturday, September 29, 2007 at 7:37pm by Lily*

**Physics**

The engine of a 1-kg toy plane exerts a 15-N forward force. If the air exerts an 8-N resistive force on the plane, what is the magnitude of the acceleration of the plane?
*Saturday, January 7, 2012 at 12:25am by Sharon*

**Physics**

A block of mass m lies on a rough plane which is inclined at an angle è to the horizontal. The coefficient of static friction between the block and the plane is ì. A force of magnitude P is now applied to the block in a horizontal direction, towards the plane. Show that the ...
*Sunday, May 13, 2012 at 12:15am by Anonymous*

**physics**

A plane flies 475 km east from city A to city B in 50.0 min and then 986 km south from city B to city C in 1.00 h. For the total trip, what are the (a) magnitude (in km) and (b) direction of the plane's displacement, the (c) magnitude (in km/h) and (d) direction of its ...
*Sunday, October 7, 2012 at 6:27pm by tatiana*

**Physics**

A plane flies 407 km east from city A to city B in 44.0 min and then 871 km south from city B to city C in 1.90 h. For the total trip, what are the (a) magnitude (in km) and (b) direction of the plane's displacement, the (c) magnitude (in km/h) and (d) direction of its average...
*Sunday, February 9, 2014 at 6:15am by Robin*

**Physics**

A plane flies 407 km east from city A to city B in 44.0 min and then 871 km south from city B to city C in 1.90 h. For the total trip, what are the (a) magnitude (in km) and (b) direction of the plane's displacement, the (c) magnitude (in km/h) and (d) direction of its average...
*Monday, February 10, 2014 at 10:58am by Tyler*

**physics**

A large plane having uniform charge density has an electric field just outside the plane that points directly toward the plane with magnitude 1.25×104N/C . What is the surface charge density? Express your answer with the appropriate units.
*Tuesday, February 4, 2014 at 11:12pm by jrfannin*

**Physics**

A jet plane lands with a speed of 110 m/s and can accelerate with a maximum magnitude of 7.00 m/s2 as it comes to rest. (a) From the instant the plane touches the runway, what is the minimum time interval needed before it can come to rest? (b) Can this plane land on a small ...
*Saturday, September 10, 2011 at 12:36am by KM*

**Mechanics M1**

A child is splaying with a toy aero plane. the aero plane is flying with velocity (6i + 2j)m/s. A breeze begin to blow with velocity 0.5j m/s affecting the motion of the aero plane. a) find the magnitude of the resultant velocity of the plane b) find the angle this resultant ...
*Tuesday, March 6, 2012 at 11:10am by Jat*

**Math**

Two particles X and Y joined by a rigit rod of negligible mass, move along a smooth horizontal plane. Particle X has mass 7.7kg and is pushed by an external force Fx of magnitude 73.01N. Particle Y has mass 5.68kg and is pulled along the plane by an external force Fy of ...
*Friday, September 7, 2012 at 10:31am by Anonymous*

**Geometry**

The plane's velocity vector is the hypotenuse of a right triangle. You know its magnitude and angle, and you need to find the base's magnitude.
*Saturday, September 7, 2013 at 3:34pm by Graham*

**Physics**

A jet catapult on an aircraft carrier accelerates a 200kg plane uniformly from rest to a launch speed of 320km/h in 2.0s. What is the magnitude of the net force on the plane?
*Tuesday, October 27, 2009 at 7:49pm by Glenn*

**Physics**

Block 1 (2.5kg) is on the surface of a frictionless inclined plane that makes an angle of 20 degrees with the horizontal. Assume g = 10 m/s2 magnitude of the acceleration of block 1 down the incline plane is 3.4 m/s2 How far does block 1 travel down the plane in 1.5 s after it...
*Thursday, June 21, 2012 at 2:03am by Janelle*

**physics**

A block weighing 11.05 N rests on a 28 degree incline. (a) Find the normal force exerted by the plane on the block out of the plane (b) Find the frictional force exerted by the plane on the block up the slope. c) Find the magnitude of the total force exerted by the plane on ...
*Wednesday, October 31, 2012 at 10:23pm by Anthony*

**physics**

a plane flies due north at 225km/h. a wind blows it due east at 55km/h. what is the magnitude and direction of the plane's resultant velocity?
*Saturday, October 19, 2013 at 8:08am by Ashley*

**physics**

a plane flies due north at 225km/h. a wind blows it due east at 55km/h. what is the magnitude and direction of the plane's resultant velocity?
*Saturday, October 19, 2013 at 8:18am by Ashley*

**physics**

(a) One blade of a pair of scissors rotates clockwise in the xy plane. What is the direction of for the blade? into the xy plane out of the xy plane clockwise counterclockwise (b) What is the direction of if the magnitude of the angular velocity is increasing in time? into the...
*Tuesday, October 2, 2012 at 7:21pm by zina*

**Physics**

Two planes are about to drop an empty fuel tank. At the moment of release each plane has the same speed of 135 m/s, and each tank is at the same height of around 2.00km above the ground. Although the speeds are the same, the velocities are different at the instant of release, ...
*Wednesday, June 6, 2012 at 6:45pm by Anonymous*

**Biology**

In conventional human radiological imaging (e.g., MRI, PET, CT) of the head, the axial plane is synonymous with the horizontal plane. Which of the following statements about this plane is most accurate? The axial plane is an axis of symmetry in the forebrain. The long axis of ...
*Wednesday, April 10, 2013 at 10:29am by Anonym*

**Physics**

A plane is flying in the horizontal plane. At time t1= 0 s with the components of its velocity are vx= 100 m/s and vy= 120 m/s. At time t2= 20 s the components are vx= 80 m/s and vy = 142 m/s. a. What was the change in the direction of the velocity? b. What is the change in ...
*Wednesday, January 23, 2013 at 6:17pm by Thank You*

**Trig**

the horizontal speed of an airplane is 183mph. the magnitude of the plane's velocity is 200mph. write an expression describing the angle the angle the plane is climbing my solution: cos-1 183/200 is this right
*Sunday, January 8, 2012 at 6:32am by luckybee*

**physics**

A block weighing 11.05 N rests on a 28 degree incline. (a) Find the normal force exerted by the plane on the block out of the plane (b) Find the frictional force exerted by the plane on the block up the slope. c) Find the magnitude of the total force exerted by the plane on ...
*Wednesday, October 31, 2012 at 9:57pm by anthony*

**Physics**

A light plane attains an airspeed of 491 km/h. The pilot sets out for a destination 785 km due north but discovers that the plane must be headed 20.5° east of due north to fly there directly. The plane arrives in 2.25 h. What was the magnitude of the wind velocity? What was ...
*Saturday, January 26, 2013 at 9:58pm by Nicole*

**physics**

A block weighing 71.5 N rests on a plane inclined at 24.1° to the horizontal. The coefficient of the static and kinetic frictions are 0.26 and 0.13 respectively. What is the minimum magnitude of the force F, parallel to the plane, that will prevent the block from slipping?
*Thursday, February 20, 2014 at 5:05pm by Selam*

**physics**

A block weighing 71.5 N rests on a plane inclined at 24.1° to the horizontal. The coefficient of the static and kinetic frictions are 0.26 and 0.13 respectively. What is the minimum magnitude of the force F, parallel to the plane, that will prevent the block from slipping?
*Friday, February 21, 2014 at 9:59am by SAM*

**Physics**

A jetliner is moving at a speed of 220 m/s. The vertical component of the plane's velocity is 36.0 m/s. Determine the magnitude of the horizontal component of the plane's velocity.
*Tuesday, April 1, 2008 at 6:53pm by Will*

**Physics**

A jetliner is moving at a speed of 220 m/s. The vertical component of the plane's velocity is 36.0 m/s. Determine the magnitude of the horizontal component of the plane's velocity.
*Wednesday, April 2, 2008 at 9:43am by Hawkins*

**PHYSICS**

A jetliner is moving at a speed of 305 m/s. The vertical component of the plane's velocity is 47.5 m/s. Determine the magnitude of the horizontal component of the plane's velocity.
*Wednesday, September 15, 2010 at 12:37am by veronica*

**Physics**

A jetliner is moving at a speed of 270 m/s. The vertical component of the plane's velocity is 39.8 m/s. Determine the magnitude of the horizontal component of the plane's velocity.
*Tuesday, October 19, 2010 at 8:16pm by Katsu*

**UCSD**

A jetliner is moving at a speed of 230 m/s. The vertical component of the plane's velocity is 36.4 m/s. Determine the magnitude of the horizontal component of the plane's velocity.
*Saturday, September 24, 2011 at 11:42pm by Jenna*

**Physics 1**

A jetliner is moving at a speed of 305 m/s. The vertical component of the plane's velocity is 38.9 m/s. Determine the magnitude of the horizontal component of the plane's velocity.
*Tuesday, September 18, 2012 at 4:02pm by Anonymous*

**Physics**

A jetliner is moving at a speed of 235 m/s. The vertical component of the plane's velocity is 34.3 m/s. Determine the magnitude of the horizontal component of the plane's velocity. _____________m/s
*Monday, September 12, 2011 at 2:54pm by Dwight*

**Physics**

A plane flies due north at 225 km/h. A wind carries it due east at 55 km/h. What are the magnitude and direction of the plane's resultant velocity?
*Sunday, November 2, 2008 at 11:06am by Kiley*

**Velocity and Displacement**

A plane is sitting on a runway, awaiting takeoff. On an adjacent parallel runway, another plane lands and passes the stationary plane at a speed of 47 m/s. The arriving plane has a length of 32 m. By looking out the window (very narrow), a passenger on the stationary plane can...
*Thursday, September 1, 2011 at 4:26pm by Fainah*

**Physics**

A jetliner is moving at a speed of 270 m/s. The vertical component of the plane's velocity is 39.8 m/s. Determine the magnitude of the horizontal component of the plane's velocity. Can someone please solve this?
*Wednesday, October 20, 2010 at 7:02pm by Jess*

**physics**

An object is on a frictionless inclined plane. The plane is inclined at an angle of 25.5 degrees with the horizontal. Using the accerlation due gravity from your reference table. What is the magnitude of object's acceleration?
*Friday, October 22, 2010 at 6:54pm by Anonymous*

**physics**

An object is on a frictionless inclined plane. The plane is inclined at an angle of 16.9 degrees with the horizontal. Using the accerlation due gravity(9.8m/s squared),what is the magnitude of object's acceleration?
*Wednesday, November 30, 2011 at 5:51pm by Vlad*

**Physics **

A plane is ﬂying horizontally with speed 152 m/s at a height 2110 m above the ground, when a package is dropped from the plane. The acceleration of gravity is 9.8 m/s 2 . Neglecting air resistance,A second package is thrown downward from the plane with a vertical speed ...
*Sunday, December 9, 2012 at 10:07pm by Emily*

**physics**

Two blocks, of weights 2.8 N and 5.5 N, are connected by a massless string and slide down a 47° inclined plane. The coefficient of kinetic friction between the lighter block and the plane is 0.087; that between the heavier block and the plane is 0.39. Assuming that the lighter...
*Sunday, October 23, 2011 at 11:18pm by Ted*

**physics**

The engine on a 0.2kg model airplane exerts a forward force on the plane of 10N. If the plane accelerates at 2m/s2, what is the magnitude of the resistive force due to the wind acting on the airplane?
*Saturday, March 16, 2013 at 6:00am by sarah*

**physics**

During takeoff, an airplane, climbs with a speed of 180 m/s at an angle of 34º above the horizontal. The sun is shining directly overhead. How fast is the shadow of the plane moving along the ground? (That is, what is the magnitude of the horizontal component of the plane's ...
*Friday, September 20, 2013 at 12:53am by paul*

**Physics**

Two blocks of weights 77.0 and 114.0 N are connected by as massless string and slide down an inclined plane making an angle of 45.0 deg. to the horizontal. The cofficient of kinetic friction between the lighter block and the plane is 0.15 and that between the heavier block and...
*Thursday, March 20, 2014 at 5:23pm by Yari*

**Physics**

Two blocks of weights 77.0 and 114.0 N are connected by as massless string and slide down an inclined plane making an angle of 45.0 deg. to the horizontal. The cofficient of kinetic friction between the lighter block and the plane is 0.15 and that between the heavier block and...
*Monday, March 24, 2014 at 8:08pm by Anonymous*

**science - physics**

A plane flies with a velocity of 52 m/s east through a12 m/s cross wind blowing the plane south. Find the magnitude and direction (relative to due east) of the resultant velocity at which it travels.
*Tuesday, September 27, 2011 at 11:39pm by michelle*

**Physics **

Vectors A and B are in the xy plane and their scalar product is 20.6 units.? If A makes a 27.8 angle with the x axis and has magnitude A= 14.8 units, and B has magnitude B= 29.0 units, what can you say about the direction of B?
*Saturday, November 17, 2012 at 12:08am by Emma *

**physics**

Remember that momentum is a VECTOR. The direction and magnitude are both important. You must resolve the MV product into x and y components to solve this problem. Apply conservation of momentum in a plane with x and y axes. All motion is in that plane. You will end up with two...
*Thursday, November 8, 2007 at 12:54am by drwls*

**PHYSICS - PLEASE HELP**

A box of weight w=2.0 N accelerates down a rough plane that is inclined at an angle 30 degrees above the horizontal. The normal force acting on the box has a magnitude n= 1.7 N, the coefficient of kinetic friction between the box and the plane is .30, and the displacement d of...
*Friday, November 30, 2012 at 11:19am by Anonymous*

**physics**

It is the magnitude of the vector sum of the plane velocity relative to the air, and the wind velocity. Since the two velocities you are adding are perpendicular, you can use the pythagorean theorem for the magnitude of the resultant. sqrt[(192)^2 + (59)^2] = ___ m/s
*Monday, September 19, 2011 at 11:45pm by drwls*

**PHYSICS 131 #2 **

a jetliner, traveling northward,is landing with a speed of 69m/s.once the plane touches down, it has a 750m runway in which speed is reduce to 6.1m/s. compute the avgerage acceleration (magnitude and direction) of the plane during landing.
*Thursday, February 4, 2010 at 2:48pm by Darrie *

**angular momentum**

a 8.20 kg particle P has a position vector of magnitude 6.90 m and angle θ1 = 42.0° and a velocity vector of magnitude 6.70 m/s and angle θ2 = 25.0°. Force , of magnitude 8.90 N and angle θ3 = 28.0° acts on P. All three vectors lie in the xy plane. About the ...
*Wednesday, May 30, 2012 at 10:02pm by jose*

**physics**

A block slides down a rough plane. The plane makes an angle of 60 degrees with the horizontal, the weight of the block is 5.0N and the coefficient of kinetic (dynamic) friction between the block and the plane is 0.30. 1) determine the magnitude of the frictional force acting ...
*Wednesday, October 4, 2006 at 8:02pm by blacksheep*

**Physics**

At an air show, a jet plane has velocity components vx = 695 km/h and vy = 440 km/h at time 4.85s and vx= 933km/h and vy = 465 km/h at time 7.12 s. For this time interval, find (a) the x and y components of the plane’s average acceleration and (b) the magnitude and direction ...
*Saturday, January 21, 2012 at 6:28pm by MOMO*

**geometry**

A plane is heading west at 200 mph. The wind is blowing S30°W at 25 mph. 1. What is the ground speed of the plane? 2. When you solve the triangle, what is the smallest angle? 3. What is the largest angle of the triangle? 4. What is the remaining angle? 5. What is the bearing ...
*Tuesday, December 6, 2011 at 12:39pm by Cam*

**physics**

if a charged plane has a uniform surface charge density of −1.5×10−7C/m2 , what is the magnitude of the electric field just outside the plane’s surface? Express your answer to two significant figures and include the appropriate units.
*Tuesday, February 4, 2014 at 11:11pm by jrfannin*

**Physics**

A block weighing 70.7 N rests on a plane inclined at 21.6° to the horizontal. The coefficient of the static and kinetic frictions are 0.23 and 0.12 respectively. What is the minimum magnitude of the force F, parallel to the plane, that will prevent the block from slipping? Can...
*Sunday, December 2, 2007 at 4:59pm by Lindsay*

**Physics**

A block weighing 70.7 N rests on a plane inclined at 21.6° to the horizontal. The coefficient of the static and kinetic frictions are 0.23 and 0.12 respectively. What is the minimum magnitude of the force F, parallel to the plane, that will prevent the block from slipping? Can...
*Monday, December 3, 2007 at 7:05am by Lindsay*

**Physics**

A block weighing 70.7 N rests on a plane inclined at 21.6° to the horizontal. The coefficient of the static and kinetic frictions are 0.23 and 0.12 respectively. What is the minimum magnitude of the force F, parallel to the plane, that will prevent the block from slipping? Can...
*Monday, December 3, 2007 at 5:07pm by Lindsay*

**physics**

A jet airplane is in level flight. The mass of the airplane is m = 8870 kg. The plane travels at a constant speed around a circular path of radius R = 9.55 miles and makes one revolution every T = 0.126 hours. What is the magnitude of the lift force acting on the plane?
*Wednesday, October 9, 2013 at 1:01pm by kg90*

**physics**

A pilot heads her plane with a velocity of 275 km/hr north. If there is a strong wind of 130 km/hr blowing east, what is the magnitude of the velocity of the plane in reference to the ground.
*Tuesday, March 4, 2014 at 10:01pm by jarrod*

**physics**

An electrically neutral model airplane is flying in a horizontal circle on a 2.0-m guideline, which is nearly parallel to the ground. The line breaks when the kinetic energy of the plane is 50 J. Reconsider the same situation, except that now there is a point charge of +q on ...
*Thursday, February 14, 2013 at 5:21pm by shaun*

**Physics**

At an air show, a jet plane has velocity components vx = 695 km/h and vy = 440 km/h at time 4.85s and vx= 933km/h and vy = 465 km/h at time 7.12 s. For this time interval, find (a) the x and y components of the plane’s average acceleration and (b) the magnitude and direction ...
*Sunday, January 22, 2012 at 9:51am by mo*

**Physics**

At an air show, a jet plane has velocity components vx = 695 km/h and vy = 440 km/h at time 4.85s and vx= 933km/h and vy = 465 km/h at time 7.12 s. For this time interval, find (a) the x and y components of the plane’s average acceleration and (b) the magnitude and direction ...
*Sunday, January 22, 2012 at 9:51am by mo*

**Physics**

partscoretotalsubmissions1--10/12--10/13--10/14--10/1----4--The tail of a vector is fixed to the origin of an x, y axis system. Originally the vector points along the +x axis. As time passes, the vector rotates counterclockwise. Describe how the sizes of the x and y components...
*Monday, May 7, 2007 at 10:23am by Panda*

**physics**

solid sphere of uniform density starts from rest and rolls without slipping down an inclined plane with angle è = 30o. The sphere has mass M = 8 kg and radius R = 0.19 m . The coefficient of static friction between the sphere and the plane is ì = 0.64. What is the magnitude of...
*Sunday, March 31, 2013 at 10:16pm by phil*

**Physics**

2. We have two vectors that line in the x-y plane. If we take the cross-product of those two vectors we know that a. the magnitude of the cross-product will always be equal to the product of the magnitudes of the two vectors. b. the magnitude of the cross-product will always ...
*Tuesday, December 27, 2011 at 8:03am by Sarah*

**Help!!!**

An electric field of intensity 4.27 kN/C is applied along the x-axis. Calculate the electric flux through a rectangular plane 0.350 m wide and 0.700 m long if the following conditions are true. (a) The plane is parallel to the yz-plane. (b) The plane is parallel to the xy-...
*Thursday, January 19, 2012 at 7:10pm by Isabella*

**physics**

A regional airline flight consists of two legs with an intermediate stop. The airplane flies 380 due north from airport A to airport B. From there, it flies 260 due east to its final destination at airport C. Part A What is the magnitude of the plane’s displacement from its ...
*Saturday, September 29, 2012 at 8:04pm by sammy*

**Physics **

1. Two points in a plane have polar coordinates (2.5 m, 30 degrees) and (3.8 m, 120 deg). Determine (a) the cartesian coordinates of both points and (b) the distance between the points. 2. Vector A has magnitude 29 units and points along +y. When vector B is added to the ...
*Monday, February 17, 2014 at 10:40pm by Rachel*

**physics!!!**

An electric field of intensity 4.27 kN/C is applied along the x-axis. Calculate the electric flux through a rectangular plane 0.350 m wide and 0.700 m long if the following conditions are true. (a) The plane is parallel to the yz-plane. (b) The plane is parallel to the xy-...
*Friday, January 20, 2012 at 9:35am by Isabella*

**Physics**

The drawing shows a jet engine suspended beneath the wing of an airplane. The weight W of the engine is 12000 N and acts as shown in the drawing. In flight the engine produces a thrust T of 54200 N that is parallel to the ground. The rotational axis in the drawing is ...
*Sunday, October 21, 2012 at 10:22am by Annie*

**Physics**

A cube is located with one corner at the origin of an x, y, z, coordinate system. One of the cube's faces lies in the x, y plane, another in the y, z plane, and another in the x, z plane. In other words, the cube is in the first octant of the coordinate system. The edges of ...
*Monday, September 24, 2007 at 10:11pm by Mary*

**Physics**

A flight controller determines that an airplane is 20.0 south of him. Half an hour later, the same plane is 46.0 northwest of him. If the plane is flying with constant velocity, what is the direction of its velocity during this time? What is the magnitude of its velocity ...
*Thursday, May 23, 2013 at 11:22pm by Anonymous*

**Physics**

A jetliner, traveling northward, is landing with a speed of 66.5 m/s. Once the jet touches down, it has 766 m of runway in which to reduce its speed to 13.1 m/s. Compute the average acceleration (magnitude and direction) of the plane during landing (take the direction of the ...
*Tuesday, December 13, 2011 at 5:29pm by K*

**physics**

A jetliner, traveling northward, is landing with a speed of 65.7 m/s. Once the jet touches down, it has 817 m of runway in which to reduce its speed to 5.93 m/s. Compute the average acceleration (magnitude and direction) of the plane during landing (take the direction of the ...
*Friday, January 27, 2012 at 1:49pm by Candy*

**magentism**

6.A current of 20 mA flows in a single circular loop with a radius of 2 meters. A uniform magnetic field of 1.2 T points parallel to the plane of the loop. What is the magnitude of the magnetic moment of the loop in A-m^2? b. What is the magnitude of the torque on the loop in ...
*Tuesday, November 19, 2013 at 11:39am by anton*

**magnetism**

A current of 20 mA flows in a single circular loop with a radius of 2 meters. A uniform magnetic field of 1.2 T points parallel to the plane of the loop. What is the magnitude of the magnetic moment of the loop in A-m^2? What is the magnitude of the torque on the loop in N-m?
*Wednesday, November 20, 2013 at 1:05am by James *

**magnetism**

A current of 20 mA flows in a single circular loop with a radius of 2 meters. A uniform magnetic field of 1.2 T points parallel to the plane of the loop. What is the magnitude of the magnetic moment of the loop in A-m^2? What is the magnitude of the torque on the loop in N-m?
*Wednesday, November 20, 2013 at 1:05am by James *

**electromagnets**

A current of 20 mA flows in a single circular loop with a radius of 2 meters. A uniform magnetic field of 1.2 T points parallel to the plane of the loop. What is the magnitude of the magnetic moment of the loop in A-m^2? What is the magnitude of the torque on the loop in N-m?
*Wednesday, November 20, 2013 at 2:14pm by Anton help needed*

**electricity**

A current of 20 mA flows in a single circular loop with a radius of 2 meters. A uniform magnetic field of 1.2 T points parallel to the plane of the loop. What is the magnitude of the magnetic moment of the loop in A-m^2? What is the magnitude of the torque on the loop in N-m?
*Saturday, November 23, 2013 at 1:03pm by ricky *

**Physics**

A toy slides down an inclined plane which makes an angle of 60 degrees with the horizontal. It starts from rest and achieves a final velocity of 8 m/s in 5 seconds at the bottom of the plane. a. What is the acceleration down the plane? b. What is the distance along the plane ...
*Saturday, November 2, 2013 at 12:39pm by Tsunayoshi*

**electricity and magnetism**

A current of 20 mA flows in a single circular loop with a radius of 2 meters. A uniform magnetic field of 1.2 T points parallel to the plane of the loop. What is the magnitude of the magnetic moment of the loop in A-m^2? What is the magnitude of the torque on the loop in N-m?
*Friday, November 22, 2013 at 4:30am by Jason *

**Physics electric **

A current of 20 mA flows in a single circular loop with a radius of 2 meters. A uniform magnetic field of 1.2 T points parallel to the plane of the loop. What is the magnitude of the magnetic moment of the loop in A-m^2? What is the magnitude of the torque on the loop in N-m?
*Friday, November 22, 2013 at 10:03am by Antony need some help here*

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