Question

A bullet on penetrating into its target loses its velocity by %. What additional distance will it penetrate into the target before it comes to rest?

A

B

C

D

Medium

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Enter the known values to find unknown

  • Acceleration
  • Distance
  • Final Velocity

Solution

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Correct option is
C

Given: and loss in velocity is %
Equation of motion:

Here, ...... (i)
......... (ii)
On solving Eqs. (i) and (ii), we get

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