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A source is moving towards an observer with a speed of 20 m/s and having frequency of 240 Hz. The observer is now going towards the source with a speed of 20 m/s. Apparent frequency heard by an observer (velocity of sound is 340 m/s) will be
Options
(a) 360 Hz
(b) 280 Hz
(c) 270 Hz
(d) 240 Hz
Correct Answer:
270 Hz
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
- Calculate power output of ₉₂²³⁵U reactor, if it takes 30 days to use up 2 kg of fuel,
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- A stone falls freely under gravity.It covers distances h₁,h₂ and h₃
- In a double slit experiment, the two slits are 1mm apart and the screen is placed 1 m
- The mean free path of electrons in a metal is 4 x 10⁻⁸ m. The electric field
Topics: Waves (80)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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