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An echo is heard from a building 0.4 s after you shout "hello." How many feet away is the building if the air temperature is 27°C? (Velocity of sound in air at 0°C is 1087 ft/s)
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An echo is heard from a building 0.4 s after you shout "hello." How many feet away is

the building if the air temperature is 27°C? (Velocity of sound in air at 0°C is 1087 ft/s)

User Mohammed Hassan
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Answer:

Circular motion: find period, find radius, find velocity, find centripetal acceleration 27 V= T a =vºlr=rw

Step-by-step explanation:

User Danno
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