A door 1.6 m wide requires a force of 1N to be applied at the free and to
Channel: Doubtnut
Date: 2020-05-17

A door 1.6 m wide requires a force of 1N to be applied at the free and to open or close it. The force that is required at a point 0.4 m distance from the hinges for o[ening or closing the door is