Question

Two blocks A and B with masses of 50 and 100 kg, respectively, are connected by...

Two blocks A and B with masses of 50 and 100 kg, respectively, are connected by a rope, the pulley is frictionless and of negligible mass. The coefficient of kinetic friction between block A and the inclined plane is 0.25. If block A moves from C to D a distance of 10m. Assume part of rest. Angle is 35.

Determine: a) The change in kinetic energy of block A, b) The change in potential energy in block B, c) Calculate the work of the friction force, d) Calculate the work of tension, e) Calculate the work of each of the weights.

Homework Answers

Know the answer?
Your Answer:

Post as a guest

Your Name:

What's your source?

Earn Coins

Coins can be redeemed for fabulous gifts.

Not the answer you're looking for?
Ask your own homework help question
Similar Questions
Two blocks with masses 4.0kg and 8.0kg are connected by a string and slide down a...
Two blocks with masses 4.0kg and 8.0kg are connected by a string and slide down a 30 degree inclined plane. The coefficient of kinetic friction between the 4.0kg block and the plane is 0.25: that between 8.0kg block and the plane is 0.35. a)       Calculate the acceleration of each block b)      Calculate the tension in the string.
Two blocks with masses m1 = 1.10 kg and m2 = 3.50 kg are connected by...
Two blocks with masses m1 = 1.10 kg and m2 = 3.50 kg are connected by a massless string. They are released from rest. The coefficent of kinetic friction between the upper block and the surface is 0.440. Assume that the pulley has a negligible mass and is frictionless, and calculate the speed of the blocks after they have moved a distance 68.0 cm.
Block A (mass 40 kg) and block B (mass 80 kg) are connected by a string...
Block A (mass 40 kg) and block B (mass 80 kg) are connected by a string of negligible mass as shown in the figure. The pulley is frictionless and has a negligible mass. If the coefficient of kinetic friction between block A and the incline is μk = 0.26 and the blocks are released from rest, determine the change in the kinetic energy of block A as it moves from C to D, a distance of 23 m up the...
Block A (mass 40 kg) and block B (mass 80 kg) are connected by a string...
Block A (mass 40 kg) and block B (mass 80 kg) are connected by a string of negligible mass as shown in the figure. The pulley is frictionless and has a negligible mass. If the coefficient of kinetic friction between block A and the incline is μk = 0.24 and the blocks are released from rest, determine the change in the kinetic energy of block A as it moves from C to D, a distance of 19 m up the...
Two blocks of equal mass mA=mB= 4.75 kgkg are connected by a rope over a frictionless...
Two blocks of equal mass mA=mB= 4.75 kgkg are connected by a rope over a frictionless pulley, as shown in the figure. Block B begins to fall and pulls Block A up the incline. Block A is on a rough incline with the coefficient of kinetic friction of μk =0.10 between the block and the incline. The angle of the incline is θ=30°. a) Calculate the normal force on block A. b) Calculate the frictional force on block A from...
In the figure, two blocks are shown with an inclined plane. The two blocks are connected...
In the figure, two blocks are shown with an inclined plane. The two blocks are connected by a massless string strung over a massless pulley. The mass of Block #1 is 3.57 kg and that of Block #2 is 11.0 kg. The angle θ of the incline is 43.0 degrees. The plane is NOT smooth and has a coefficient of static friction of 0.570 and a coefficient of kinetic friction of 0.240. Taking the positive direction to be up the...
Two blocks (m1=5.5kg, m2=7.2kg ) are connected by a string that passes through a massless pulley...
Two blocks (m1=5.5kg, m2=7.2kg ) are connected by a string that passes through a massless pulley as shown in the Figure. The first block with mass m1  slides up the inclined plane when the system is released. The inclined plane makes an angle  θ = 310  with the horizontal and the kinetic friction coefficient between the inclined plane and   m1 is =0.35.   Take  g=10m/s2 Find the speed of the block with mass m2 after it travels h=5.6m.
Two masses are connected by a massless string and a frictionless pulley. The masses of the...
Two masses are connected by a massless string and a frictionless pulley. The masses of the blocks are; m1=500 g and m2= 150g. The coefficiant of friction between m1 and the surface is 0.25. (a) What is the acceleration of the masses? (b) What is the tension in the string?
Two blocks are positioned on surfaces, each inclined at the same angle of 45.4 degrees with...
Two blocks are positioned on surfaces, each inclined at the same angle of 45.4 degrees with respect to the horizontal. The blocks are connected by a rope which rests on a frictionless pulley at the top of the inclines as shown, so the blocks can slide together. The mass of the black block is 4.22 kg, and the coefficient of kinetic friction for both blocks and inclines is 0.370. Assume static friction has been overcome and that everything can slide....
1. Two masses are connected by a string which goes over an ideal pulley. Block A...
1. Two masses are connected by a string which goes over an ideal pulley. Block A gas a mass of 3kg and the rough plane is inclined 30 degrees to the horizontal. The coefficients of friction between block A and the plane are Us=0.4 and Uk=0.2. The system initially at rest. If mass B increases gradually by addjng small masses on the top, what is the minimum value of mass B needed for mass A to start moving up? 2....