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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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Subject: Physics
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Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- An unpolarised beam of intensity I₀ falls on a polaroid. The intensity
- An electron is moving in a circular path under the influence of a transverse magnetic
- Point masses m₁ and m₂ are placed at the opposite ends of a rigid rod of length L,
- All components of the electromagnetic spectrum in vacuum have the same
- When one of the slits of Young’s experiment is covered with a transport sheet
Topics: Waves (80)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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