railway RRB JE (CBT I + CBT II) Mock Test 2024 Engineering Mechanics Equilibrium and Friction Friction
A short cylinder of circular cross-section and weight N is resting on a V block of angle 2α as shown in the figure. The reaction at point A is
1
W/2
2
W/(2 Sin α)
3
W/(2 cos α)
4
W sin(α/2)