Basic Maths and Units and DimensionsHard
Question
A bullet of mass 0.01 kg and travelling at a speed of 500 ms-1 strikes a block of 2 kg, which is suspended by a string of length 5 m. The centre of gravity of the block is found to rise through a vertical height of 0.1 m. The speed of the bullet after it emerges from the block is :-
Options
A.200 m/s
B.240 m/s
C.220 m/s
D.280 m/s
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