A force is applied at above the horizontal to a block on a rough horizontal surface ( )

PHYSICS · Subjective · CBSE · Physics · Laws of Motion · Laws of Motion

Problem

A force

F

is applied at

30^{\circ}

above the horizontal to a

6\,\text{kg}

block on a rough horizontal surface (

\mu_k = 0.25

). Calculate the magnitude of

F

required so that the block moves with constant velocity.