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The velocity of a bullet is reduced from...

The velocity of a bullet is reduced from `200 m//s` to `100 m//s` while travelling through a wooden block of thickness `10 cm`. The retardation, assuming it to be uniform, will be.

A

`10 xx 10^(4) m//s`

B

`12 xx 10^(4) m//s`

C

`13.5 xx 10^(4)m//s`

D

`15 xx 10^(4)m//s`

Text Solution

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The correct Answer is:
D
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