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A submarine sends a signal and receives an echo after 5 seconds. Calculate the speed of sound if distance of object from submarine in 3625m.
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A submarine sends a signal and receives an echo after 5 seconds. Calculate the speed of sound if distance of object from submarine

in 3625m.

User JoshDM
by
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2 Answers

6 votes
distance of d object frm submarine = 3625m
time taken = 5/2

then speed = 3625/5/2. (speed = distance /time)
=> 1450m/s


seldon.
User Brayan Pastor
by
5.1k points
3 votes


speed = distance / time
Since the sound travels from the submarine to the object AND back, it actually travelled 3625x2=7250m.


7250 / 5 = 1450
Speed of sound: 1450m/s
User BAERUS
by
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