The angle between the incident ray and reflected ray is 90°. Calculate the angle of incidence and the angle of reflection.
1 answer:
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Answer:
a)
b)
Explanation:
Apparent frequency of the siren is given as
as we know that the wavelength will remain the same as it is having originally
sowe know
a) Now when wind is blowing from source to official
so we have
so we have
b) Now when wind is from official to source
so we have
so we have