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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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Topics: Waves
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Subject: Physics
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Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- Two bodies of mass 0.25 kg each moving towards each other with velocity
- A coil has resistance 30 ohm and inductive reactance 20 ohmn at 50 Hz frequency.
- Maximum velocity of the photoelectrons emitted by a metal surface is 1.2×10⁶ ms⁻¹.
- A black body is at 727⁰C. It emits energy at a rate which is proportional to
- The product of pressure and volume hve thesame units as the product of
Topics: Waves (80)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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