JEE Main 20264 Apr, Morning shiftPhysicsMediumLaws of Motion70× since 2002
The time taken by a block of mass to slide down from the highest point to the lowest point on a rough inclined plane is 50 % more compared to the time taken by the same block on identical inclined smooth plane. Both inclined planes are at with the horizontal. The coefficient of kinetic friction between the rough inclined surface and block is ______.