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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
- At what height h above earth, the value of g becomes g/2 (where R=radius of earth)?
- Two charges each equal to 2µ C are 0.5m apart. If both of them exist inside vacuum
- An ideal gas is compressed to half its initial volume by means of several processes.
- A boat of anchor is rocked by waves whose crests are 100 m apart and velocity
- A galvanometer having resistance of 50 Ω requires a current of 100μA to give full
Topics: Waves (80)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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