Question

Two friends living in buildings 2.01 km apart. If the sound travels between them in 6 secs, what is the speed of sound?

a. 330 m/s

b. 340 m/s

c. 332 m/s

d. 335 m/s

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Answer 1

Answer:

answer is 330 m/s

Explanation:

Correct option is A)

We have , v=fλ ,

given v=330m/s,f=660Hz ,

therefore , λ=v/f=330/660=0.5m