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O-LevelPhysicsWaves5054/11 · Oct/Nov 2010 · Q251 Mark

During a thunderstorm, there is an interval of 1.70s between an observer seeing the lightning and hearing the thunder. The speed of sound is 340m/s. What is the distance between the observer and the storm?

A100 m

B200 m

C578 m

D1160 m

✓ Correct answer

C: 578 m

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About this question

Topic: Waves, O-Level Physics (syllabus 5054). Multiple choice, 1 mark.
Source: O-Level Physics, Oct/Nov 2010 Paper 1 Variant 1, question 25.

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