1.

Sound produced by a thunderstorm is heard 10 safter the lighting is seen. Calculate theapproximate distance of thunder cloud (speed ofsound = 340 m/s)

Answer»

The simple formula used for finding distance when time and speed is given , to be used here .

Distance = Speed × Time

Given Speed = 340 m/s

Given Time = 10 s

Required distance = Speed× Time = 340×10 = 3400 m = 3.4 km



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