b. The law applicable for determining the apparent change in freq
when a source and an observer are in motion is :
(1) Newton's law
(2) Galileo's law
(3) Huygen's law
(4) Doppler's law
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13
The law applicable for determining the apparent change in freq
when a source and an observer are in motion is :
(1) Newton's law
(2) Galileo's law
(3) Huygen's law
(4) Doppler's law
Answer:- Doppler's Law
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4
the answer of this question is 4
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