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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
- The angular velocity of a wheel increases from 100 rps to 300 rps in 10 seconds.
- When a current of (2.5±0.5) A flows through a wire, it develops a potential difference
- The speed of an electron having a wavelength of 10⁻¹⁰ m is
- In the given figure, a diode D is connected to an external resistance R=100 Ω
- Electrons of mass m with de-Broglie wavelength λ fall on the target in an X-ray tube.
Topics: Waves (80)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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