Power

1 mark · Normal

Which statement best describes the unit of power?

AOne joule transferred per secondBOne newton per secondCOne metre per secondDOne kilogram per second

› Show answer

Correct option: One joule transferred per second

Common mistakes: Confusing with force or velocity units

› Show mark scheme and worked solution

Marking points

B1 · 1 mark · Correctly selects 'One joule transferred per second'

Worked solution

The watt (W) is defined as one joule per second (1 J/s).

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