A door 1.6 m wide requires a force of 1 N to be applied at the free and to open or close it. The
Channel: Doubtnut
Date: 2021-11-08

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