Q.

A body moving with velocity v has momentum and kinetic energy numerically equal. What is the value of v

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a

2m/s

b

2m/s

c

1m/s

d

0.2m/s

answer is A.

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Detailed Solution

P=E⇒mv=12mv2⇒v=2 m​/​s
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A body moving with velocity v has momentum and kinetic energy numerically equal. What is the value of v