Question

the thunder of a cloud is heard 3 seconds later than the flash of lightning is seen. if the speed of sound in air is 330m/s,find the height of cloud. Ans)990m

Answer 1

let height = distance
Speed = distance / time
Distance =speed ×time
d. = 330m/s×3s
height. = 990 m

Answer 2

The height of cloud is 990 meters.

Explanation:

It is given that,

The thunder of a cloud is heard 3 seconds later than the flash of lightning is seen.

The speed of sound in air is 330 m/s.

We need to find the height of cloud. It means that it is required to find the distance covered by the thunder. It is simply calculated by multiplying the speed and time taken as :

$d=v\times t$

$d=330\ m/s\times 3\ s$

d = 990 meters

So, the height of cloud is 990 meters. Hence, this is the required solution.

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