A 0089 kg bullet is traveling at 338 ms when it strikes a

Reference no: EM13460334

1.A 0.089 kg bullet is traveling at 338 m/s when it strikes a block of wood. If the bullet penetrates 0.74 m into the block of wood, how much force did the block exert opposing the motion of the bullet?

2.A 2 kg brick falls at 5 m/s from a height of 3 m above a spring that has a spring constant of 36 N/m. The brick strikes and compresses the spring until it stops moving. Ignore friction effects.

3.How much is the spring compressed by the brick?

4.Assume that there is no Eg after the brick comes into contact with the spring.

5.A 500 kg go-cart is traveling at 15 m/s when the driver slams on the brakes. The cart comes to a stop in 6 m. If the same braking force is applied, how far will the cart travel after braking if it were traveling at 37 m/s?

6.If I carry a 27 kg bag horizontally across the floor a distance of 9 m. How much work did the FORCE OF GRAVITY do on the bag?

7.It takes 51 J to push a block 8.7 m. If the force is in the same direction as the displacement, what is the force on the block?

8.It takes a 948 watt hydraulic lift 22 seconds to lift your car 1.78 meters. What is the mass of your car?

9.A 79 kg train cart is moving at 8 m/s across a horizontal surface. It collides with safety spring and comes to a stop after traveling 4.6 meters. What is the spring constant(k)?

Reference no: EM13460334

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