Question

a sound waves has a frequency of 2 KHS and waves length 35cm.how long will it take to travel 1.5 km?​

Answer 1

Answer:

Thus sound will take 2.1 s to travel a distance of 1.5 km.

Answer 2

Answer:

Speed of sound wave v=νλ=2000×0.35=700 m/s

Distance d=1.5 km=1500 m

Time t=

v

d

=

700

1500

≈2 s

Explanation:

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