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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
- In a n-type semiconductor, which of the following statement is true?
- If a steel wire of length l and magnetic moment M is bent into a semicircular arc,
- Force required to move a mass of 1kg at rest on a horizontal rough plane
- A ball is dropped into a well in which the water level is at a depth h below the top
- If the wavelength of incident light falling on a photosensitive material decreases,
Topics: Waves (80)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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