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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)

Answer: B

Solution:

Distance between two consecutive crests or consecutive troughs is equal to wavelength of any sound.

In the given figure, the separation between A and E will be equal to one wavelength.

Therefore, half wave length will be equal to AC or CE or BD distance.

Hence, the correct answer of this question is option B

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infoexpert24

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