The frequency of a rod is $200 H z$ . If the velocity of sound in air is $340 m s^{- 1}$ , the wavelength of the sound produced is

1.7 c m

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6.8 c m

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1.7 m

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6.8 m

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Solution

The correct option is B $1.7 m$
The relation between frequency, speed, and wavelength of a wave is-
$v = f λ$
$v$ : Speed of the wave
$f$ : Frequency of the wave
$λ$ : Wavelength of the wave
$\Rightarrow λ = \frac{v}{f}$

$\Rightarrow λ = \frac{340}{200}$

$\Rightarrow= 1.7 m$

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The frequency of a rod is 200 Hz. If the velocity of sound in air is 340 ms−1, the wavelength of the sound produced is

The correct option is B 1.7 mThe relation between frequency, speed, and wavelength of a wave is-v=fλv: Speed of the wavef: Frequency of the waveλ: Wavelength of the wave⇒λ=vf⇒λ=340200⇒=1.7 m

The frequency of a rod is $200 H z$ . If the velocity of sound in air is $340 m s^{- 1}$ , the wavelength of the sound produced is

The correct option is B $1.7 m$
The relation between frequency, speed, and wavelength of a wave is-
$v = f λ$
$v$ : Speed of the wave
$f$ : Frequency of the wave
$λ$ : Wavelength of the wave
$\Rightarrow λ = \frac{v}{f}$

$\Rightarrow λ = \frac{340}{200}$

$\Rightarrow= 1.7 m$