A block of mass m is released from the top of a smooth inclined plane of angle of inclination 45 If the vertical height of

Question

A block of mass m is released from the top of a smooth inclined plane of angle of inclination 45 If the vertical height of inclined plane is 20 m then speed which it will strike bottom of plane is 1 ms 1 10 ms 1 2 ms 1 20 ms 1

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