Skip to content

Course home

Sign up

Work, energy and power

EasyMedium
12345678910
Question 9

A 1200 W vacuum cleaner is used for 45 minutes45\text{ minutes}45 minutes. The cost of electricity is 15 pence15\text{ pence}15 pence per kWh\text{kWh}kWh. How much did it cost to use the vacuum cleaner?

A

1.35p1.35\text{p}1.35p

B

13.5p13.5\text{p}13.5p

C

£8.108.108.10

D

£135.00135.00135.00

Markscheme

Work, energy and power Questions

  1. A Level
  2. /Physics
  3. /Work, energy and power

13 exam-style questions on OCR A A Level Physics Work, energy and power, covering Work and conservation of energy, Kinetic and potential energies, and Power. Each one has a worked solution and a mark scheme showing where the marks go.

Question bank