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Science TN
9th Std
Ch-08: Sound
1.
Velocity of the sound
Exercise condition:
1
m.
A sound wave has a frequency of \(2\) \(kHz\) and wavelength of \(15\) \(cm\). How much time will it take to travel \(1.5\) \(km\)?
\(10 \ s\)
\(4 \ s\)
\(8 \ s\)
\(5 \ s\)
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