engineering recuitment BARC Stipendiary Trainee Category I 2023 Mock Test Engineering Mechanics Equilibrium and Friction
The resultant of two forces P and Q acting at an angle θ, is given by:
1
\(\sqrt {{P^2} + {Q^2} + 2PQ\sin \theta }\)
2
\(\sqrt {{P^2} + {Q^2} + 2PQ\cos \theta }\)
3
\(\sqrt {{P^2} + {Q^2} - 2PQ\cos \theta }\)
4
\(\sqrt {{P^2} + {Q^2} - 2PQ\sin \theta }\)