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A bus is moving with a velocity of 5 ms⁻¹ towards a huge wall. The driver sounds a horn of frequency 165 Hz. If the speed of sound in air is 335 ms⁻¹, the numebr of beats heard per second by a passenger inside the bus will be
Options
(a) 3
(b) 4
(c) 5
(d) 6
Correct Answer:
5
Explanation:
No explanation available. Be the first to write the explanation for this question by commenting below.
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Subject: Physics
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Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- Two coherent monochromatic beams of intensities I and 4I respectively, are superposed.
- An α-particle and a proton are accelerated through same potential difference
- An unpolarised beam of intensity I is incident on a pair of nicols making an angle
- If A=4i+4j+4k and b=3i+j+4k, then angle between vectors A and B is
- Two springs with spring constants K₁=1500 N/m and K₂=3000 N/m
Topics: Waves (80)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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