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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
- The momentum of a body is increased by 20%.The percentage increases in kinetic energy
- In the experiment for determination of velocity of sound in air,
- The charge flowing through a resistance R varies with time t as Q=at-bt²,
- The mass of a lift is 2000kg. When the tension in the supporting cable is 28000N, then its acceleration is
- Consider a uniform square plate of side ɑ and mass m. The moment of inertia
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Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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