Name : _____________

Quiz:

1. What force is required to deform a spring with a spring constant of 1250 N/m by 2.5 cm? [1]

3. A 5.0 g pellet is placed in the barrel of a toy gun and is propelled by a spring of force constant 50 N/m. The spring is compressed 20 cm and then released. Calculate the maximum velocity of the pellet when shot horizontally. [3]

4. A linear elastic spring can be compressed 10.0 cm by an applied force of 5.0 N. A 4.5 kg crate of apples, moving horizontally at 2.0 m/s collides with the spring. What will be the maximum compression of the spring? [2]

5.

Calculate the energy stored in the both arrangement. [4]