1.

A solid sphere of mass 1.5 kg rolls on a frictionless horizontal surface, its centre of mass moving at a speed of 5 ms^(-1). Then it rolls up an incline of 30° to horizontal. The height attained by the sphere before it stops is (g = 10 sm^(-2))

Answer»

5 m
1.5 m
1.75 m
3.65 m

ANSWER :C


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