If a 0.75kg bullet made a 3.0kg block swing to change its height 0.5 Meters, how fast was the bullet traveling? (I solved & 15.7 m/s is incorrect for some reason?)

Question

Physics

Dania Burke

13 September, 18:25

If a 0.75kg bullet made a 3.0kg block swing to change its height 0.5 Meters, how fast was the bullet traveling? (I solved & 15.7 m/s is incorrect for some reason?)

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Answers (1)

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Leonard Harding · Answer 1

I wont actually solve it but i will derive the equation for you to plug the numbers in.

1/2MV^2 = MGH where the M on the left side of the equation is the mass of the bullet, the M on the right is the mass of the block, and G is 9.8 m/s^2