engineering recuitment HPCL Engineer Mock Test 2024 Engineering Mechanics Equilibrium and Friction Friction
A block weighting 100 N is resting on a plane inclined with horizontal as shown in Fig. What horizontal force P is necessary to hold the body from sliding down the plane? (Coefficient of friction can be taken as 0.25)
1
30 N
2
120 N
3
60 N
4
15 N