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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
- A body of weight W newton is at the surface of the earth.
- A body is placed in an insulating container at temperature 227⁰C.
- Two straight wires each 10cm long are parallel to one another and seperated by 2 cm.
- A spring balance is attched to the ceiling of lift.A man hangs his bag on the string
- The radius of germanium nuclide is measured to be twice the radius of ₄⁹Be.
Topics: Waves (80)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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