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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
- Ohm’s law is not applicable except to
- The focal length of the objective of a terrestrial telescope is 80 cm
- A block of mass 4 kg is kept on a rough horizontal surface.The coefficient of static
- A wire of length 1 m is moving at a speed of 2 ms⁻¹ perpendicular to its length
- A parallel plate air capacitor has capacity C, distance of seperation between plate
Topics: Waves (80)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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