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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
(80)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- Activity of a radioactive sample decreases to (1/3)rd of its original value
- A small signal voltage V(t)=V₀ sin ωt is applied across an ideal capacitor C
- Maximum kinetic energy of electrons emitted in photoelectric effect increases when
- A particle moves in a straight line with a constant acceleration
- A black body at 227⁰C radiates heat at the rate of 7cals/cm²s. At a temperature
Topics: Waves (80)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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