O-LevelPhysicsElectricity5054/11 · May/June 2017 · Q361 Mark

During a thunderstorm, a lightning flash occurs when charge flows between a cloud and the Earth. On average, 20 C of charge flows during each flash and there are three flashes every minute. What is the average current between the cloud and the Earth during the thunderstorm?

A1.0 A

B36 A

C60 A

D1800 A

✓ Correct answer

A: 1.0 A

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Topic: Electricity, O-Level Physics (syllabus 5054). Multiple choice, 1 mark.
Source: O-Level Physics, May/June 2017 Paper 1 Variant 1, question 36.

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