1.

One rod vibrates with frequency 200 Hz. It produces a sound which travels in air with velocity 340 m/s. Find wavelength of this wave

Answer»

`1.7cm`
`6.8cm`
`1.7m`
`6.8m`

Solution :We KNOW `V = f lamda IMPLIES lamda = (v)/(f)`
`therefore lamda = (340)/(200) =1.7 m`


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