wave_mechanics musical_sound Question 3

Question: If the pressure amplitude in a sound wave is tripled, then the intensity of sound is increased by a factor of

[CPMT 1992; JIPMER 2000]

Options:

A) 9

B) 3

C) 6

D) $ \sqrt{3} $

Show Answer

Answer:

Correct Answer: A

Solution:

Intensity $ \propto $ (Amplitude)2