The velocity of sound in air is $350 {ms}^{- 1}$ . The fundamental frequency of an open pipe of length $50 cm$ will be

700 s^{- 1}

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350 s^{- 1}

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175 s^{- 1}

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50 s^{- 1}

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Solution

The correct option is B $350 s^{- 1}$
For an open organ pipe,
$ν = \frac{V}{2 l} = \frac{350}{2 \times 0.5} = 350 Hz$

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The velocity of sound in air is 350 ms−1. The fundamental frequency of an open pipe of length 50 cm will be

The correct option is B 350 s−1For an open organ pipe,ν=V2l=3502×0.5=350Hz

The velocity of sound in air is $350 {ms}^{- 1}$ . The fundamental frequency of an open pipe of length $50 cm$ will be

The correct option is B $350 s^{- 1}$
For an open organ pipe,
$ν = \frac{V}{2 l} = \frac{350}{2 \times 0.5} = 350 Hz$