Loudness of a note of sound is ? – McqOptions

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1.	Loudness of a note of sound is ?
A.	Directly proportional to amplitude of the wave
B.	Directly proportional to square of amplitude of wave
C.	Directly proportional to velocity of the wave
D.	Directly proportional to square of velocity of the wave
Answer» C. Directly proportional to velocity of the wave

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