What is the unit of work done?

Watt Decibel Ampere Joule

Joule

The correct answer is option 4. Joule. The unit of work done is Joule. The joule (symbol: J) is the SI unit of work and energy. It is defined as the amount of work done when a force of one newton is exerted over a distance of one meter in the direction of the force. Therefore, the joule is the standard unit used to measure work done.