Question

what use of torque in everyday life? give own language.

Answer 1

Torque in physics acts as the turning force. Thus in our everyday life we experience many work like which turning effect is produced due to torque.
Examples,
Tightening bolt nuts
Opening bottle cap etc...
Thanks

Answer 2

Opening of a door hinged at one side,  turning of a screw, levers (lifting of weights using levers), balancing of weights,  weighing machine using simple balance..

Generation of AC current in a generator, uses torque exerted by magnetic field on a current carrying conductor loop.