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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
- An open knife edge of mass 200g is dropped from height 5m on a cardboard
- Perfectly black body radiates the energy 18 J/s at 300K. Another ordinary body of e=0.8
- The equation of state for 5 g of oxygen at a pressure P and temperature T,
- The velocity of a particle performing simple harmonic motion, when it passes
- Under constant pressure, graph between P and 1/V is a
Topics: Waves (80)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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