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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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Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- A meter stick of mass 400 g is pivoted at one end and displaced through an angle 60°.
- In an NPN transistor the collector current is 24 mA. If 80% of the electrons
- One milligram of matter on convertion into energy will give
- A stone falls freely under gravity.It covers distances h₁,h₂ and h₃
- 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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