Chemistry, asked by a6nisherbharm, 1 year ago

A bullet of mass 20 g moving with a speed of 75 ms hits a fixed wooden plank andcomes to rest after penetrating a distance of 5 cm. What is the average resistive force exerted by the wooden plank on the bullet?

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Answered by ankit321

0

a= u2/2s => 752 / (2 * 5) = 562.5 F = ma => 20 * 10-3 * 562.5 = 11.25 N

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