A heavy iron bar, of weight W is having its one end on the ground and the other on the shoulder of a person. The bar makes an angle θ with the horizontal. The weight experienced by the person is :

Question

TestHub · Accepted Answer

R = net reaction force by shoulder Balancing torque about pt of contact on ground: ​ W ( 2 L ​ cos θ ) = R ( L cos θ ) ⇒ R = 2 W ​ ​

Physics - Rotation Question with Solution | TestHub

Options:

Doubts & Discussion