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How much work must work be done by a for...

How much work must work be done by a force on 50 kg body in order to accelerate it in the direction of force from rest to `20 ms^(-1)` is 10 s?

A

`10^-3J`

B

`10^4J`

C

`2xx10^3`J

D

`4xx10^4J`

Text Solution

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The correct Answer is:
B
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