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A bullet is fired on a fixed target. It penetrates inside the target through distance  and then stops, mass of the bullet is  and of the target is . Now an identical bullet moving with the same velocity is fired on the identical target which is placed at rest on a frictionless horizontal surface. Then find the distance (in cm) to which the bullet will penetrate inside the target?



Question ID - 101424 | SaraNextGen Top Answer

A bullet is fired on a fixed target. It penetrates inside the target through distance  and then stops, mass of the bullet is  and of the target is . Now an identical bullet moving with the same velocity is fired on the identical target which is placed at rest on a frictionless horizontal surface. Then find the distance (in cm) to which the bullet will penetrate inside the target?

1 Answer
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Answer Key / Explanation : (3) -

(3)

For first case

    (i)

For second case is common velocity

   (ii)

Solving Eqs. (i) and (ii),

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