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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
- A jar is filled with two non-mixing liquids 1 and 2 having densities
- An inductor 20 mH, a capacitor 50 μF and a resistor 40Ω are connected in series
- A road of width 20 m forms an arc of radius 15 m,its outer edge is 2m higher than
- Which of the following is the function of the step-up transformer?
- The current in a conductor varies with time t as I=2t+3t² Where I is in amperes
Topics: Waves (80)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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