Question

36/ 2076 Set C Q.No. 11 A source of sound of frequency 550Hz
emits waves of wavelength 60 cm in air at 20°C. What would
be the wavelength of sound from the source in air at 0°C? [4]
Ans: 0.58 m​

Answer 1

Answer:

Using formula,

Δλ=

c

u

λ

0

=

320

20

×60=3.75

λ

′

=60−3.75=56.25 cm

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