An observer moves towards a stationary source of sound with a speed 
ofthe speed ofsound. The wavelength and frequency of the source emitted are 
and 
respectively. The apparent frequency and wavelength recorded by the observer are respectively
A
1.2 
B
1.2 
C
D
0.8 
Text Solution
Verified by ExpertsThe correct answer is:
B
Apparent frequency, 
Wavelength does not change by motion of observer.
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