CAPE Physics Unit 1 · 2012 · Paper 1 · Question Q5
A signal station sounds its horn and flashes a light to warn an approaching ship. The ship hears the sound 10 seconds after the flash is seen. If the speed of sound in air is 340\text{ m s}^{-1}, how far away from the signal station is the ship?
- (A)34 m
- (B)340 m
- (C)3 400 m
- (D)34 000 m
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