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A point source emits sound equally in all directions in a non-absorbing medium. Two points P and Q are at distances of 2 m and 3 m respectively from the source. The ratio of the intensities of the waves at P and Q is
Options
(a) (3:2)
(b) (2:3)
(c) (9:4)
(d) (4:9)
Correct Answer:
(9:4)
Explanation:
No explanation available. Be the first to write the explanation for this question by commenting below.
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Topics: Waves
(80)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- Two tangent galvanometers A and B have coils of radii 8 cm and 16 cm respectively
- A 5 watt source emits monochromatic light of wavelength 5000Å. When placed
- A particle moving along a straight line OX.At a time (in second ) the distance
- A particle moves in xy plane according to the equation x = 4t² + 5t + 16 and y = 5t
- A string in musical instrument is 50 cm long and its fundamental frequency is 800 Hz.
Topics: Waves (80)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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