1. Potential Energy Problemsh
Potential Energy Problems.ppt

2. Problem 1
A block of mass m moving across a surface collides with an ideal spring having a force constant k. The spring compresses a distance x as it brings the block to rest. Assume the horizontal surface is frictionless. The speed of the block at the instant it collides with the spring is
Potential Energy Problems.ppt

3. from rest down a plane inclined at an angle q with the horizontal.
Problem 2 m q L
A body of mass m slides
from rest down a plane inclined
at an angle q with the horizontal.
The block slides for a distance L before
reaching the bottom of the incline. Assume the surface is frictionless. The speed of the block at the bottom is h
Potential Energy Problems.ppt

4. Problem 3 m L h q m
A body of mass m slides from rest down a plane inclined at an angle q with the horizontal. The block slides for a distance L before reaching the bottom of the incline. The coefficient of kinetic friction between all surfaces and the block is m. The distance the block slides on the horizontal surface before coming to rest is
Potential Energy Problems.ppt

5. Problem 4 m d KE q m
A block of mass m moving with kinetic energy KE starts up an incline which makes an angle q with the horizontal. The coefficient of kinetic friction between the block and the incline is m. The distance the block slides along the incline before coming to rest is
Potential Energy Problems.ppt

6. Problem 5 F m q
A block of mass m is pushed up a frictionless incline by a constant horizontal force F. The incline has a length L and makes an angle q with the horizontal. The speed of the block on the incline is v at the bottom and 2v at the top. The work done by the force is
Potential Energy Problems.ppt

7. Problem 6 F m q
A block of mass m is pushed up a frictionless incline by a constant horizontal force F. The incline has a length L and makes an angle q with the horizontal. The speed of the block on the incline is v at the bottom and 2v at the top. The magnitude of the force is
Potential Energy Problems.ppt

8. Problem 7 h
A small block slides along a curved track from a height h on to a horizontal track. The curved portion of the track has no friction and the coefficient of kinetic friction between the block and the flat portion of the track is m. The distance the block slides on the flat portion of the track before coming to rest is
Potential Energy Problems.ppt

9. A block of mass m is dropped from
Problem 8 m
A block of mass m is dropped from
a height h onto a vertical spring which
has a force constant k. The maximum
distance the spring is compressed is h x m
Potential Energy Problems.ppt

10. m 2m h
Problem 9
Atwood’s machine consists of two masses which are connected by a light string which passes over a frictionless pulley as shown. Mass m lies on the floor when mass 2m is released from rest. The speed at which the 2m mass hits the floor is
Potential Energy Problems.ppt

11. Potential Energy
Problems
END
Potential Energy Problems.ppt