Multiple choice

What is the unit of power?

  1. Ohm

  2. Watt

  3. Cm

  4. None of these
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

The watt (symbol: W) is the SI unit of power, named after James Watt. Power is the rate at which work is done or energy is transferred. Ohm measures electrical resistance, not power.

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