railway RRB NTPC Mock Test Series 2024-25 (CBT 1 + CBT 2) General Science Physics Work Power Energy

An object of mass m and velocity v has kinetic energy is 200J. Find the new kinetic energy if the mass of the object becomes double and velocity still remains the same?

1

400 J

2

500 J

3

200 J

4

300 J

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