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A body of mass 10 kg moving with speed o...

A body of mass 10 kg moving with speed of `3 ms ^(-1)` collides with another stationary body of mass 5 kg As a result, the two bodies stick togethre. The KE of composite mass will be

A

30 J

B

60 J

C

90 J

D

120 J

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The correct Answer is:
A
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AAKASH INSTITUTE ENGLISH-WORK, ENERGY AND POWER-Assignment (SECTION - A)
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