railway RRB JE (CBT I + CBT II) Mock Test 2024 Engineering Mechanics Equilibrium and Friction Friction
A body weighing 60 N rests in limiting equilibrium on an inclined plane whose slope is 30°. If the plane is raised to slope of 60°, the force along the plane required to support it is
1
10√3 N
2
30 N
3
20√3 N
4
30√3 N