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An object having kinetic energy of 50 J ...

An object having kinetic energy of 50 J is moving with linear momentum `[barp = (3hat j-4 hat j)]` kg m/s. The speed of moving object will be

A

5 m/s

B

10 m/s

C

15 m/s

D

20 m/s

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AAKASH INSTITUTE ENGLISH-MOCK TEST 7-Exercise
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