A mass m1 = 4.3 kg rests on a frictionless table and connected
by a massless string over a massless pulley to another mass
m2 = 3.4 kg which hangs freely from the string. When released,
the hanging mass falls a distance d = 0.87 m.
1-How much work is done by gravity on the two block
system?
2)
How much work is done by the normal force on m1?
3)
What is the final speed of the two blocks?
4)
How much work is done by tension on
m1?
5)
What is the tension in the string as the block falls ?
7)
What is the NET work done on m2?
 A mass m1 = 4.3 kg rests on a frictionless table and connected by a massless...
A mass m1 = 3.4 kg rests on a frictionless table and connected by a massless string over a massless pulley to another mass m2 = 4.7 kg which hangs freely from the string. When released, the hanging mass falls a distance d = 0.7 m. How much work is done by the normal force on m1? What is the final speed of the two blocks? What is the tension in the string as the block falls? The work done...
A mass m1 = 5.7 kg rests on a frictionless table and connected by a massless string to another mass m2 = 5.8 kg. A force of magnitude F = 44 N pulls m1 to the left a distance d = 0.89 m. How much work is done by the force F on the two block system? How much work is done by the normal force on m1 and m2? What is the final speed of the two blocks? How...
A mass m1 = 6.6 kg rests on a frictionless table. It is connected by a massless and frictionless pulley to a second mass m2 = 3.7 kg that hangs freely. 1) What is the magnitude of the acceleration of block 1? 2) What is the tension in the string? 23.4 N Now the table is tilted at an angle of θ = 76° with respect to the vertical. Find the magnitude of the new acceleration of block 1. 2...
A mass m1 = 5.6 kg rests on a frictionless table. It is connected by a massless and frictionless pulley to a second mass m2 = 3.8 kg that hangs freely.1) What is the magnitude of the acceleration of block 1?2) What is the tension in the string?3)Now the table is tilted at an angle of ? = 69.0° with respect to the vertical. Find the magnitude of the new acceleration of block 1.4) At what “critical” angle will the...
A mass m1 = 6 kg rests on a frictionless table. It is connected by a massless and frictionless pulley to a second mass m2 = 2.6 kg that hangs freely. 1) What is the magnitude of the acceleration of block 1? m/s2 2) What is the tension in the string? N 3) Now the table is tilted at an angle of θ = 75° with respect to the vertical. Find the magnitude of the new acceleration of block 1....
A mass m, = 6.9 kg rests on a frictionless table. It is connected by a massless and frictionless pulley to a second mass m2 =2.4 kg that hangs freely. 1) What is the magnitude of the acceleration of block 1? 2) What is the tension in the string?3) Now the table is tilted at an angle of 9= 79' with respect to the vertical. Find the magnitude of the new acceleration of block 1. 4) At what “critical" angle will the blocks NOT...
A mass m1 = 5.8 kg rests on a frictionless table and connected by a massless string to another mass m2 = 4.5 kg. A force of magnitude F = 30 N pulls m1 to the left a distance d = 0.86 m. What is the NET work done on m1?
A block of mass m1 = 36 kg on a horizontal surface is connected to a mass m2 = 23.0 kg that hangs vertically as shown in the figure below. The two blocks are connected by a string of negligible mass passing over a frictionless pulley. The coefficient of kinetic friction between m1 and the horizontal surface is 0.30. (Assume gravity acts toward the +ydirection and the +x-axis is parallel to the surface and to the right.) (a) What is...
2) A massless string across a massless, frictionless pulley connects block of mass 5.35 kg, to block B, of mass 4.27 kg. Block A lies on a smooth ce and block B hangs straight down from the pulley. Block B falls and block A moves across the horizontal surface. Find a) the acceleration of the blocks and b) the tension in the string.
A block of mass m1 = 39 kg on a horizontal surface is connected to a mass m2 = 22.5 kg that hangs vertically as shown in the figure below. The two blocks are connected by a string of negligible mass passing over a frictionless pulley. The coefficient of kinetic friction betweenm1 and the horizontal surface is 0.23.A) What is the magnitude of the acceleration (in m/s2) of the hanging mass?B) Determine the magnitude of the tension (in N) in...