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  • In the curve (Fig.12.1) half the wavelength is (a) A B (b) B D (c) D E (d) A E

In the curve (Fig.12.1) half the wavelength is

(a) A B

(b) B D

(c) D E

(d) A E

Answers (1)

Hence, the correct answer is option (b).

Explanation:-

Distance between two consecutive crests or consecutive troughs is equal to the wavelength of any sound. In the given figure, the separation between A and E will be equal to one wavelength.

- Therefore, half of the wavelength will be equal to AC, CE, or BD distance. 

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