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O-LevelPhysicsElectricity5054/11 · Oct/Nov 2011 · Q311 Mark

Which appliance used on a 240 V supply is most likely to burn out its fuse?

Aappliance: 100 W lamp, fuse: 1 A
Bappliance: 1 kW vacuum cleaner, fuse: 5 A
Cappliance: 2 kW fan heater, fuse: 3 A
Dappliance: 3 kW electric fire, fuse: 13 A

✓ Correct answer

C: appliance: 2 kW fan heater, fuse: 3 A

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About this question

Topic
Electricity, O-Level Physics (syllabus 5054). Multiple choice, 1 mark.
Source
O-Level Physics, Oct/Nov 2011 Paper 1 Variant 1, question 31.

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