railway RRB JE (CBT I + CBT II) Mock Test 2024 Engineering Mechanics Equilibrium and Friction Equilibrium
Select the equation that represents force equilibrium in X – directions as shown:
1
Pcos 45° - Fcos 45° + 100cos 30° = 0
2
–Pcos 45° + Fcos 75° + 100cos 30° = 0
3
100cos 30° + Fcos 75° - Pcos 15° = 0
4
–Pcos 45° - Fcos 75° - 100cos 30° = 0