А B 10 kg rigid body at A slides down constant velocity when z= 28° what...
Figure 1 shows the 5 kg block A slides down the plane with a constant velocity when 0 = 45° a) Draw Free Body Diagram (FBD) and Kinetic Diagram (KD) of block A by showing all the forces. (4 marks) b) Determine the kinetic friction coefficient of the block A. (3 marks) c) Suddenly the handrail was lifted up at B so that the plane angle become e = 60°. Find the acceleration of block A at this instant (3...
A 1.16 kg block slides down a 12.0 m long 31.0° incline at constant velocity. How much work is done by friction?
A 10 kg block slides down a plane orientated at 15-degrees above the horizontal with a constant velocity. What is the coefficient of the kinetic friction between the block and the plane?
A 4.50 kg wooden block slides 2.35 m down a wooden incline at constant velocity. (The coefficient of static friction is 0.40, and the coefficient of kinetic friction is 0.20.)What is the angle of the incline? (Ans : 11.3 degrees)Calculate the increase in the system's thermal energy. (Ans : 20.3 J)
a block of mass 25 kg is given an initial velocity of 10 m/s down a 35 degree inclined plane and slides down the incline with an acceleration of 5m/s/s. a) what is the coefficient of kinetic friction between the block and the incline? b) what is the length of the incline if it takes 12 s for the block to reach its foor?
A 2.50 kg block slides down an inclined plane at a 20.0 degree angle (constant velocity). a) If the length of the incline is 2.0 m, calculate the work done by the force of gravity. b) Calculate the work done by the force of friction. c) Calculate the net work done by both gravity and friction.
a 10 kg block slides down a frictionless plane oriented at 30-degrees with respect to the horizontal . A) what is the magnitude of the acceleration of the block down the plane? B) what is the normal force between the block and the plane?
A 4.5-kg block slides down an inclined plane that makes an angle of 28° with the horizontal. Starting from rest, the block slides a distance of 2.4 m in 5.2 s. Find the coefficient of kinetic friction between the block and plane.
Block A (M = 10 kg) is released from rest and slides down an initially frictionless ramp (θ= 30°, L = 10 m). It then passes over a rough patch of ground (µk= 0.633 and d = 5m) before impacting block B. Block B (m = 20 kg) is initially at rest and suspended by a rigid bar of negligible mass and length R = 5m. The coefficient of restitution during the impact is e = 0.75. Determine the maximum...
A 6 kg block slides down a ramp which is at an incline of 15°. If the frictional force is 5.40 N, what is the coefficient of friction? Assume g = 10 m/s2 At what incline (measured in degrees) will the box slide at a constant velocity?