1.

A block of mass `1kg` slides down a curved track which forms one quadrant of a circle of radius `1m` as shown in figure. The speed of block at the bottom of track is `v=2 ms^(-1)`. The work done by the of friction is .

Answer» Correct Answer - B
`mg1+w_(fk)=(1)/(2)(1)2^(2)-0`
`w_(fk)=2-10`


Discussion

No Comment Found

Related InterviewSolutions