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14-03-2024
Physics

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A bullet of mass 40g travelling at 300ms–¹ strikes a Target normally and penetrates a distance of 20cm in the target before coming to rest. Find the average force exerted on the bullet on the target

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MathPhys MathPhys

14-03-2024

Answer:

9000 N

Explanation:

Work = change in energy

W = ΔKE

Fd = ½ mv²

F (0.20 m) = ½ (0.040 kg) (300 m/s)²

F = 9000 N

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