Physics PYQ 18 of 288 · Units

The SI unit of work is

  1. AWatt
  2. BNewton
  3. CJoule
  4. DMore than one of the above
  5. ENone of the above

BPSC TRE-3 (Jul 2024)

Show answer and explanation

Correct answer: (c) Joule

Explanation

The SI unit of work is the joule (J): the work done when a force of 1 newton moves a body 1 metre in its own direction (W = F × s).

The watt is the unit of power and the newton the unit of force.

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