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1.7.4 Power

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Question 9

Which equation relates the time interval t t\,t taken to transfer an amount of energy E E\,E at a constant power PPP?

A

t=EPt = EPt=EP

B

t=PEt = \frac{P}{E}t=EP​

C

t=EPt = \frac{E}{P}t=PE​

D

P=tEP = \frac{t}{E}P=Et​

Markscheme

1.7.4 Power Questions

  1. IGCSE
  2. /Physics
  3. /1.7.4 Power

95 exam-style questions on CIE IGCSE Physics 1.7.4 Power. Each one has a worked solution and a mark scheme showing where the marks go.

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