A body of mass 5 xx 10^(-3) kg is launched upon a rough inclined plane making an angle of 30° with the horizontal. Find the coefficient of friction between the body and the plane if the time of ascent is half of the time of descent.

A body of mass 5 xx 10^(-3) kg is launched upon a rough inclined plane

1.	A body of mass 5 xx 10^(-3) kg is launched upon a rough inclined plane making an angle of 30° with the horizontal. Find the coefficient of friction between the body and the plane if the time of ascent is half of the time of descent.
Answer» <html><body><p>0.346<br/>0.436<br/>0.463<br/>0.364</p>Solution :0.346</body></html>