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February 6, 2016

Search: Find the acceleration experienced by each of the two masses shown in Figure P4.49 if the coefficient of kinetic friction between the 7.00 kg mass and the plane is 0.300.

Number of results: 159,326

physics
You and your friend are sledding on two sides of a triangle-shaped hill. On your side, the hill slopes up at 30.0 from the horizontal; on your friend's side, it slopes down at the same angle. You do not want to climb up the hill, so you tell your friend to thread a rope ...
September 15, 2011 by Anonymous

physics
Physics force of friction question a shuffle board disk is accelerated to a speed of 5.8m/s and released. if the coefficient of the kinetic friction between the disk and the concrete court is 0.3, how far does the disk go before it comes to a stop?The courts are 15.8meters long
March 28, 2010 by jake

Physics
4830J of work is done by a laborer pulling a 27.0 kg crate across a cement floor at a constant speed of 7.82 m/s by a 454 N force. The rope is being pulled at a 37.0 degree angle to the floor. a)How far was it pulled? b)What is the friction force? c)What is the work done ...
November 28, 2014 by Brie

physics
A body of mass 5.0kg slides from rest down a plane inclined at 30degrees to the horizontal. After sliding 12m down the plane it is found to have a speed of 10m/s. a) How much work has been done in overcoming friction along the plane? b) Calculate the average value of the force...
June 13, 2012 by sand

Physics
Starting from rest, a 5.00 kg block slides 2.50 m down a rough 30.0 degree incline. The coefficient of kinetic friction between block and the incline is .436. Determine the work done by the friction force between block and incline and the work done on the normal force?
October 12, 2011 by Dee

Physics
Starting from rest, a 5.00 kg block slides 2.50 m down a rough 30.0 degree incline. The coefficient of kinetic friction between block and the incline is .436. Determine the work done by the friction force between block and incline and the work done on the normal force
October 13, 2011 by Dee

Algebra
Flying with the wind, a small plane flew 360 miles in 2hours. Against the wind, the plane could fly only 300 miles in the same amount of time. Find the rate of the plane in calm air and the rate of the wind. I cant figure out how to solve this. Please help me
February 24, 2010 by Meghan

Algebra
Flying with the wind, a small plane flew 360 miles in 2hours. Against the wind, the plane could fly only 300 miles in the same amount of time. Find the rate of the plane in calm air and the rate of the wind. I cant figure out how to solve this. Please help me
February 24, 2010 by Meghan

Physic ~ pls help
A heavy conductor (mass m, length `, resistance R) is suspended by two springs each with spring constant k, and connected to a battery with electric potential V as shown in the figure. A magnetic field ~B is now imposed. The acceleration of gravity is 9.8 m/s2 . Which ...
April 15, 2011 by cr

Physics
A hardworking ant must supply 0.00955 N to pull a small piece of fruit at constant velocity over a distance of 8.60 cm up a small hill to the entrance of the colony. If the coefficient of kinetic friction between the piece of fruit and the 16.2 sloped hill is 0.540, calculate...
November 4, 2013 by Anonymous

physics
the 5.0 kilogram block shown below is accelerated from rest across a wood floor (coefficient kinetic friction 0.22) by a 40 N pulling force for 3.0 seconds What us the blocks final velocity/speed? I am not sure what force i am supposed to calculate??
October 25, 2014 by Sanda

physics
A stewardess pulls her 70 N flight bag a distance of 200 m along an airport floor at constant speed. The force she exerts is 40 N at an angle of 50 degrees above the horizontal. Find (a) the work she does, (b) the work done by the force of friction, and (c) the coefficient of ...
October 22, 2007 by Anonymous

Physics
4.82 kJ work is done by a worker pulling a crate across the deck of a ship at a constant speed of 7.82 m/s by a 453 N force. The rope is being pulled at a 37.0 degree angle to the deck. a)How far was it pulled? b)What is the friction force? c)What is the work done against ...
November 26, 2014 by Brad

Physics, newtons laws
A 50kg block is being pulled up a 13 degree slope by a force directed 30 degrees above the slope. The coeffcienct of kinetic friction between the block and the slope is 0.200. What is the minimum force required for the block to continue to slide up the plane with no ...
October 29, 2012 by Naf

Physics, newtons laws
A 50kg block is being pulled up a 13 degree slope by a force directed 30 degrees above the slope.? The coeffcienct of kinetic friction between the block and the slope is 0.200. What is the minimum force required for the block to continue to slide up the plane with no ...
October 29, 2012 by naf

Physics
A crate with a mass of 40 kg is being dragged along a horizontal floor at a constant velocity by an applied force of 180 N. What is the coefficient of kinetic friction? (g = 10 m/s2
November 9, 2012 by Joshua

Ff
The coefficient of static friction between the m = 3.50 kg crate and the 35.0 incline of Figure P4.41 is 0.340. What minimum force must be applied to the crate perpendicular to the incline to prevent the crate from sliding down the incline? Your response differs from the ...
March 1, 2012 by Avery

physics
Two packing crates of masses m1 = 10.0 kg and m2 = 4.40 kg are connected by a light string that passes over a frictionless pulley as in the figure. The 4.40-kg crate lies on a smooth incline of angle 41.0. find the acceleration of the 4.4kg crate find the tension in the string
September 28, 2011 by Anonymous

Physics
Two packing crates of masses 7.93 kg and 5.13 kg are connected by a light string that passes over a frictionless pulley as in the figure below. The 5.13 kg crate lies on a smooth incline of angle 40.0. a) Find the acceleration of the 5.13 kg crate (b) find the tension in the ...
September 30, 2012 by Anonymous

physics
Two packing crates of masses 10.89 kg and 2.59 kg are connected by a light string that passes over a frictionless pulley as in the figure below. The 2.59 kg crate lies on a smooth incline of angle 40.0. a) Find the acceleration of the 2.59 kg crate B) find tension in the string
October 4, 2012 by lib

Physics
A 2.19 kg block is held in equilibrium on an incline of angle q = 55.0o by a horizontal force, F, applied in the direction shown in the figure below. If the coefficient of static friction between block and incline is ms = 0.283, determine the minimum value of F. Determine the ...
February 3, 2016 by Weeks

phy
1 What is the gravitational field strength at a height h above the surface of the Earth? R is the radius of the earth gR2(R+h)2 gR(R+h) Rg(R−h) R2g(R−h)2 2 The instrument used for experimental determination of the value of the universal gravitational constant G is ...
January 28, 2013 by christ

physics
1 What is the gravitational field strength at a height h above the surface of the Earth? R is the radius of the earth gR2(R+h)2 gR(R+h) Rg(R−h) R2g(R−h)2 2 The instrument used for experimental determination of the value of the universal gravitational constant G is ...
February 12, 2014 by nandeve

Physics
Large boxes of pumpkins are set on a ramp to be unloaded out of a truck. The 300.0 lb boxes are set on the ramp which has an incline of 35 degrees. They must then be pushed to get started down the plane towards the bottom. If the coefficient of the static friction between the ...
September 4, 2012 by Karla

physics
If the coefficient of kinetic friction between tires and dry pavement is 0.800, what is the shortest distance in which an automobile can be stopped by locking the brakes when traveling at 25.7 ?
February 25, 2012 by Jack

physics
If the coefficient of kinetic friction between tires and dry pavement is 0.800, what is the shortest distance in which an automobile can be stopped by locking the brakes when traveling at 25.6m/s ?
April 27, 2015 by Alkhanssa

Physics 12
A block mass m1 lying on a frictionless inclined plane is connected to a mass m2 by a massless cord passing over a pulley. 1.) determine a formula for the acceleration of the system in terms of m1, m2, Ө, and g. 2.)what conditions apply to mass m1 and m2 for the ...
February 26, 2012 by Anon

Physics
You and your friend are sledding on two sides of a triangle-shaped hill. On your side, the hill slopes up at 30.0 from the horizontal; on your friend's side, it slopes down at the same angle. You do not want to climb up the hill, so you tell your friend to thread a rope ...
June 7, 2015 by Nguyen Ha

Physics
You and your friend are sledding on two sides of a triangle-shaped hill. On your side, the hill slopes up at 30.0 from the horizontal; on your friend's side, it slopes down at the same angle. You do not want to climb up the hill, so you tell your friend to thread a rope ...
June 7, 2015 by Average

physics
Two masses are hanging over a frictionless, massless pulley as shown blocks_pulley_aMass m1 is 5.0 kg and mass m2 is 7.0 kg
June 19, 2010 by bill

physics
In the 1950s, an experimental train that had a mass of 3.30 104 kg was powered across level track by a jet engine that produced a thrust of 4.90 105 N for a distance of 600 m. (a) Find the work done on the train. 1 J (b) Find the change in kinetic energy. 2 J (c) Find the ...
May 10, 2012 by dan

physics
A block is pressed against a vertical wall by a force , as the drawing shows. This force can either push the block upward at a constant velocity or allow it to slide downward at a constant velocity. The magnitude of the force is different in the two cases, while the ...
June 30, 2013 by bill

physics
A transport plane takes off from a level landing field with two gliders in tow, one behind the other. The mass of each glider is 700 {\rm kg}, and the total resistance (air drag plus friction with the runway) on each may be assumed constant and equal to 2100N . The tension in ...
March 13, 2013 by Gareth

physics
A 2 kg mass on a horizontal friction-free air track is accelerated by a string attached to a 115 kg mass hanging vertically from a pulley as shown. Compare the accelerations when the masses are interchanged, that is, for the case where the 115 kg mass dangles over the pulley, ...
November 19, 2010 by justin

Physics
1. Suspend the meter stick by a string from its center. 2. Notice carefully where it balances. It probably will not balance exactly at 50 cm. All distances must be measured to this point (called the fulcrum). 3. Hang a 200 g mass on one side and a 50 g mass on the other and ...
January 1, 2013 by Marilyn

physics
I need help understanding these, please. Thanks! 1. A 2 kg body moves with constant velocity when a force of 10 N is applied. What is the coefficient of kinetic friction between the table and the body? (Would I use F=m*g for this??) 2. Which of the following statements is ...
October 4, 2015 by Ellie

Physics question
1.) If the curling stone was initially sliding at 2.97 m/s and stopped precisely 10.8 meters from its launch point, then the coefficient of friction (the ratio between the magnitude of the frictional force and the magnitude of the normal force) was? 3.) Two curling contestants...
June 21, 2012 by Christina

physics
The problem propmpts us with the info: "Two friends play with a card-board box on a grassy hill side. The boy in the box has a mass of 50.0 kg and the box has a mass of 5.00 kg. The incline of the hill is 44 and its height is 10 meter. Assume that friction plays a negligible ...
October 11, 2015 by ana

Physics Classical Mechanics
A person of mass m2= 85.0 kg is standing on a rung, one third of the way up a ladder of length d= 3.0 m. The mass of the ladder is m1= 15.0 kg, uniformly distributed. The ladder is initially inclined at an angle θ= 35.0∘ with respect to the horizontal. Assume that ...
November 26, 2013 by A

physcis
What is the maximum acceleration a car can undergo if the coefficient of static friction between the tires and the ground is 0.82?
May 7, 2012 by ericka

physics
What is the maximum acceleration a car can undergo if the coefficient of static friction between the tires and the ground is .90
April 10, 2013 by Amber

Need help at this very minute with physics
In Figure 10-53, two blocks, of mass m1 =400 g and m2 =600 g, are connected by a massless cord that is wrapped around a uniform disk of mass M = 500 g and radius R = 12.0 cm. The disk can rotate without friction about a fixed horizontal axis through its center; the cord cannot...
December 1, 2006 by John

ph
A 20.0 kg block is connected to a 30.0 kg block by a string that passes over a light, frictionless pulley. The 30.0 kg block is connected to a spring that has negligible mass and a force constant of 300 N/m, as shown in the figure below. The spring is unstretched when the ...
November 14, 2011 by carlton

physics
A rigid rod of mass m3is pivoted at point A, and masses m1 and m2 are hanging from it, as shown in the figure. (a) What is the normal force acting on the pivot point? The ratio of the weights of m1, m2, and m3 is 1:2:3. (Use the following as necessary: m1 and g for the ...
April 10, 2011 by liza

i need help i couldnt figure this out...
A block of mass m = 3 kg is attached to a spring (k = 35 N/m) by a rope that hangs over a pulley of mass M = 6 kg and radius R = 6 cm, as shown in the figure. Treating the pulley as a solid homogeneous disk, neglecting friction at the axle of the pulley, and assuming the ...
April 2, 2011 by samJoint

physics
A 20.0 kg block is connected to a 30.0 kg block by a string that passes over a light, frictionless pulley. The 30.0 kg block is connected to a spring that has negligible mass and a force constant of 300 N/m, as shown in the figure below. The spring is unstretched when the ...
November 14, 2011 by carlton

physics
Two packing crates of masses 7.88 kg and 4.62 kg are connected by a light string that passes over a frictionless pulley as in the figure below. The 4.62 kg crate lies on a smooth incline of angle 40.0. a) Find the acceleration of the 4.62 kg crate
October 5, 2012 by Anonymous

Physics
Given: The universal gravitational con- stant is 6.672 10−11 N m2/kg2. Objects with masses of 152 kg and 269 kg are separated by 0.45 m. A 53.5 kg mass is placed midway between them. Find the magnitude of the net gravitational force exerted by the larger masses on the ...
May 3, 2012 by Bob

Physics B
Objects with masses of 105 kg and 528 kg are separated by 0.482 m. A 41.1 kg mass is placed midway between them. 0.482 m b b 105 kg 41.1 kg 528 kg Find the magnitude of the net gravitational force exerted by the two larger masses on the 41.1 kg mass. The value of the universal...
November 6, 2012 by a friend

College Physics
Large boxes of pumpkins are set on a ramp to be unloaded out of a truck. The 300.0 lb boxes are set on the ramp which has an incline of 35 degrees. They must then be pushed to get started down the plane towards the bottom. If the coefficient of the static friction between the ...
August 30, 2012 by Karla

Physics
A crate of mass 43 kg is loaded onto the back of a flatbed truck. The coefficient of static friction between the box and the truck bed is 0.47. What is the maximum acceleration a (in m/s2) the truck can have without the crate sliding off?
October 26, 2013 by JAYZ

Physics
A bloc of 10 kg is put at the top of an inclined plan of 45 degrees (to the left), attached to a spring which has a spring constant of 250 N/m. The coefficient of kinetic friction between the bloc and the surface of the inclined plan is of 0,300. What is the maximum elongation...
February 2, 2012 by Raf

Physics 1
A horizontal force of 30 N pulls a block of mass 2.5 kg across a level floor. The coefficient of kinetic friction between the block and the floor is μK = 0.25. If the block begins with a speed of 2.0 m/s and is pulled for a distance of 18 m, what is the final speed of the...
October 8, 2012 by John

Repost-Physics 1
A horizontal force of 30 N pulls a block of mass 2.5 kg across a level floor. The coefficient of kinetic friction between the block and the floor is K = 0.25. If the block begins with a speed of 2.0 m/s and is pulled for a distance of 18 m, what is the final speed of the ...
October 9, 2012 by John

Physics URGENT!!!
Two packing crates of masses 7.93 kg and 5.13 kg are connected by a light string that passes over a frictionless pulley as in the figure below. The 5.13 kg crate lies on a smooth incline of angle 40.0. a) Find the acceleration of the 5.13 kg crate (b) find the tension in the ...
September 30, 2012 by Anonymous

Physics URGENT!!!
Two packing crates of masses 7.93 kg and 5.13 kg are connected by a light string that passes over a frictionless pulley as in the figure below. The 5.13 kg crate lies on a smooth incline of angle 40.0. a) Find the acceleration of the 5.13 kg crate B)Find the tension in the ...
October 3, 2012 by Anonymous

physics
A student sits on a freely rotating stool holding two weights, each of which has a mass of 3.00 kg. When his arms are extended horizontally, the weights are 1.00 m from the axis of rotation and he rotates with an angular speed of 0.750 rad/s. The moment of inertia of the ...
December 5, 2006 by nicole

physics
A 3.1 kg block has an initial velocity of 15 m/s as it moves 12m on a rough horizontal surface with coefficient of kinetic friction of .23.. ~ then slides up a frictionless incline whose angle is 24 degrees. A (8 pts) Sketch energy pie charts at points a, band c. (Point c is ...
November 18, 2010 by Anton

physics
A crate is given an initial speed of 2.9 up the 29 plane shown in the figure . Assume = 0.13 how far up the plane will it go?
June 15, 2012 by Anonymous

Physics
A uniform 5.32 kg solid sphere of radius 0.344 m that is free to roll on a horizontal surface has a light axle passing through its diameter as shown. The axle is connected to a like yoke and in turn a light rope as shown. A constant tension of 7.81 N is applied ot the rope and...
November 14, 2012 by Alphonse

physics
A 1.0-kg mass (mA) and a 7.0-kg mass (mB) are attached to a lightweight cord that passes over a frictionless pulley. The hanging masses are free to move. Find the acceleration of the larger mass
November 26, 2010 by javane

physics
A massless spring of constant k =60.9 N/m is fixed on the left side of a level track. A block of mass m = 0.7 kg is pressed against the spring and compresses it a distance d, as in the figure below. The block (initially at rest) is then released and travels toward a circular ...
November 5, 2012 by Anonymous

physic
An object with mass m1 = 5.00 kg, rests on a frictionless horizontal table and is connected to a cable that passes over a pulley and is then fastened to a hanging object with mass m2 = 10.0 kg, as shown in the figure below. Find the acceleration of each object and the tension ...
October 15, 2009 by Chan

physic
An object with mass m1 = 5.00 kg, rests on a frictionless horizontal table and is connected to a cable that passes over a pulley and is then fastened to a hanging object with mass m2 = 10.0 kg, as shown in the figure below. Find the acceleration of each object and the tension ...
October 16, 2009 by Chan

Physics
An object with mass m1 = 6.00 kg, rests on a frictionless horizontal table and is connected to a cable that passes over a pulley and is then fastened to a hanging object with mass m2 = 8.0 kg, as shown in the figure below. Find the acceleration of each object and the tension ...
October 20, 2010 by Diana

Physics
Two identical rollers are mounted with their axes parallel, in a horizontal plane, a distance 2d = 40.4 cm apart. The two rollers are rotating inwardly at the top with the same angular speed. A long uniform board is laid across them in a direction perpendicular to their axes. ...
January 3, 2012 by Jennie

Physics
Two identical rollers are mounted with their axes parallel, in a horizontal plane, a distance 2d = 40.4 cm apart. The two rollers are rotating inwardly at the top with the same angular speed. A long uniform board is laid across them in a direction perpendicular to their axes. ...
January 4, 2012 by Jennie

Physics
Two identical rollers are mounted with their axes parallel, in a horizontal plane, a distance 2d = 40.4 cm apart. The two rollers are rotating inwardly at the top with the same angular speed. A long uniform board is laid across them in a direction perpendicular to their axes. ...
January 4, 2012 by Jennie

Physics
Two identical rollers are mounted with their axes parallel, in a horizontal plane, a distance 2d = 40.4 cm apart. The two rollers are rotating inwardly at the top with the same angular speed. A long uniform board is laid across them in a direction perpendicular to their axes...
January 5, 2012 by Jennie

Physics
If you increase the angle of inclination, does the kinetic friction an object experiences while moving down this inclination increase? I was thinking since Kinetic friction= coffient of friction * Normal force that it does not change, since the coefficient and normal force ...
October 21, 2009 by sam

Physics
2 objects are connected on an inclined table. The objects have masses 8.0kg, 4.0kg, and 2.0kg, and the pulleys are frictionless. (The one that is 8.0 is suspended from a pulley off the left side of the table, 4.0kg is on the table, and 2.0kg is suspended from the pulley of the...
August 2, 2013 by Jen

Physics
Two masses, m1=3kg and m2=2kg, are suspended with a massless rope over a pulley of mass M = 10kg. The pulley turns without friction and may be modeled as a uniform disk of radius R=.1m. You may neglect the size of the masses. The rope does not slip on the pulley. The system ...
April 18, 2012 by Jake

physics
a 5 kg box slides a 10m distance on ice. if the coefficient of kinetic friction is .20, what is the work done by the friction force?
January 6, 2011 by alana

pig question (PHYSICS)
Hello, a slide loving pig slides down a certain 35 slide in twice the time it would take to slide down a frictionless 35 slide. What is the coefficient of kinetic friction between the pig and the slide? Is this the equation on how to solve it? It's ahard one to explain:g sin...
October 12, 2006 by Amber

physics
Drag-race tires in contact with an asphalt surface have a very high coefficient of static fric.tion. Assuming a constant acceleration and no slipping of tires, estimate the coefficient of static friction needed for a drag racer to cover 2.1 km in 8 s, starting from rest. ...
February 21, 2014 by ryan

physics
The location of two particles at t = 0 is shown in the figure below. The particles are initially at rest. Each particle is subject to a constant force, as indicated in the figure. (Take m1 = 2.06 kg and m2 = 0.95 kg.) (a) Find the position of the center of mass at t = 0. xcm...
February 10, 2011 by Anonymous

Physic
A 3.5 kg block is pushed along a horizontal floor by a force of magnitude 15 N at an angle = 40 with the horizontal. The coefficient of kinetic friction between the block and the floor is 0.25. Calculate the magnitudes of (a) the frictional force on the block from the floor...
September 28, 2011 by Don

Physics
A physics student is pulling on a 20 kg box that is sliding on the floor. The student applies a pulling force of 100 N using a rope at angle 30o from the horizontal. The coefficient of kinetic friction between the box and the floor is 0.4. The acceleration of the box is ...
November 3, 2012 by Michael

Science
A 1,800 kg car is parked on a road that has an elevation angle of 7. Suppose the coefficient of static friction of the kinds of rubber and asphalt involved is 0.65. Which is approximately the force of static friction between the tires and the road? Question options: 2,200 N 9...
December 9, 2015 by Art

Physic
6. A car is moving along a straight road at 60 mph [26.7 meter/sec ]. The driver makes slams on his breaks locking them so that the car skid s to a stop. Assume a constant braking force due to friction , and a kinetic friction coefficient of 0.70 between the tires and the road...
October 28, 2014 by Anonymous

Physics
A 2110 kg car traveling at 10.7 m/s collides with a 2780 kg car that is initially at rest at the stoplight. The cars stick together and move 2.00 m before friction causes them to stop. Determine the coefficient of kinetic friction betwen the cars and the road, assuming that ...
October 30, 2014 by Anonymous

Physics
A 2110 kg car traveling at 10.7 m/s collides with a 2780 kg car that is initially at rest at the stoplight. The cars stick together and move 2.00 m before friction causes them to stop. Determine the coefficient of kinetic friction betwen the cars and the road, assuming that ...
October 30, 2014 by Anonymous

physics
A 2100 kg car traveling at 12.0 m/s collides with a 2780 kg car that is initially at rest at the stoplight. The cars stick together and move 3.90 m before friction causes them to stop. Determine the coefficient of kinetic friction betwen the cars and the road, assuming that ...
January 25, 2015 by Bri

Physics
A 2160 kg car traveling at 10.5 m/s collides with a 2740 kg car that is initially at rest at the stoplight. The cars stick together and move 4.00 m before friction causes them to stop. Determine the coefficient of kinetic friction betwen the cars and the road, assuming that ...
February 24, 2015 by John

Physics
A 2050 kg car traveling at 11.0 m/s collides with a 2780 kg car that is initially at rest at the stoplight. The cars stick together and move 3.10 m before friction causes them to stop. Determine the coefficient of kinetic friction betwen the cars and the road, assuming that ...
February 24, 2015 by Terence

PHYSICS( FRICTION)
A block of 1kg is kept on another block of 2kg in a horizontal surface. Coefficient of friction between two blocks is 0.4. The blocks are given velocities of 2m/s and 8m/s in same direction.The time when relative motion between them will stop =..???
December 13, 2015 by Anonymous

physics
Four masses are arranged as shown. They are connected by rigid, massless rods of lengths 0.50 m and d = 0.73 m. What torque must be applied to cause an angular acceleration of 0.63 rad/s2 about the axis shown? 4 kg 3 kg 5 kg 2 kg
March 9, 2013 by crixus

science
Two identical masses are moving down a slope. One mass is traveling twice as fast as the other mass. How does the kinetic energy of one mass compare to the other? a. The faster object has the same kinetic energy as the slower object. b. The faster object has less kinetic ...
May 4, 2015 by Anonymous

science
Two identical masses are moving down a slope. One mass is traveling twice as fast as the other mass. How does the kinetic energy of one mass compare to the other? a. The faster object has the same kinetic energy as the slower object. b. The faster object has less kinetic ...
February 4, 2016 by shynice

Physics
A 17.9 kg block is dragged over a rough, hor- izontal surface by a constant force of 74.1 N acting at an angle of angle 32.3◦ above the horizontal. The block is displaced 72.4 m and the coefficient of kinetic friction is 0.242. Find the work done by the 74.1 N force. The...
June 22, 2014 by Kaylee

physics
In the Figure the pulley has negligible mass, and both it and the inclined plane are frictionless. Block A has a mass of 1.3 kg, block B has a mass of 2.7 kg, and angle is 26 . If the blocks are released from rest with the connecting cord taut, what is their total kinetic ...
March 22, 2009 by sweety

physics
In the Figure the pulley has negligible mass, and both it and the inclined plane are frictionless. Block A has a mass of 1.3 kg, block B has a mass of 2.7 kg, and angle is 26 . If the blocks are released from rest with the connecting cord taut, what is their total kinetic ...
March 22, 2009 by nirali

Physics- Help! Due soon!
Two packing crates of masses m1 = 10.0 kg and m2 = 5.00 kg are connected by a light string that passes over a frictionless pulley as in the figure below. The 5.00 kg crate lies on a smooth incline of angle 40.0. Find the acceleration of the 5.00 kg crate. Find the tension on ...
October 10, 2012 by Landon

physic
how do you find the acceleration for kinetic friction?
November 17, 2010 by elizabeth

Physics
A girl coasts down a hill on a sled, reaching a level surface at the bottom with a speed of 6.7 m/s. The coefficient of kinetic friction between runners and snow is 0.038, and the girl and sled together weigh 603 N. The acceleration of gravity is 9.8 m/s2 . How far does the ...
November 5, 2014 by Kayla Johnson

Physics
A heavy wooden block rests on a flat table and a high-speed bullet is fired horizontally into the block, the bullet stopping in it. How far will the block slide before coming to a stop? The mass of the bullet is 9.5 g, the mass of the block is 10.5 kg, the bullet's impact ...
November 6, 2013 by jonathan

Physics
a 2 kg mass and a 3 kg mass are attached to a lightweight cord that passes over a frictionless pully. the hanging masses are left free to move. a. in what direction will the smaller masses move? b.what will be its acceleration
December 5, 2012 by chris

physics
What is the maximum acceleration a car can undergo if the coefficient of static friction between the tires and the ground is 0.24? a_{max} =
February 21, 2014 by shaun

physics
In attempting to pass the puck to a teammate, a hockey player gives it an initial speed of 1.1 m/s. However, this speed is inadequate to compensate for the kinetic friction between the puck and the ice. As a result, the puck travels only one-half the distance between the ...
November 12, 2012 by Donald

Physics
In attempting to pass the puck to a teammate, a hockey player gives it an initial speed of 2.95 m/s. However, this speed is inadequate to compensate for the kinetic friction between the puck and the ice. As a result, the puck travels only one-half the distance between the ...
February 26, 2013 by Randy

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