1.

A disc of radius 0.1 mrolls without sliding on a horizontal suirface with a velocity of 6 m//s. It then ascends a smooth continous track as shown in figure. The height upto which it will ascend is (g=10 m//s^(2))

Answer»

2.4 m
0.9 m
2.7 m
1.8 m

Answer :D


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