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When sound is produced in an aeroplane with a velocity of 200 m/s horizontally, its echo is heard after 10√5 seconds. If velocity of sound in air is 300 ms⁻¹ the elevation of aircraft is
Options
(a) 250 m
(b) 250√5 m
(c) 1250 m
(d) 2500 m
Correct Answer:
2500 m
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
- Four blocks of same mass connected by cords are pulled by a force F
- The power obtained in a reactor using U²³⁵ disintegration is 1000 kW
- A person can see clearly objects only when they lie between 50 cm and 400 cm from
- The potential energy of a long spring when stretched by 2 cm is U.
- Three objects A,B and C are kept in a straight line on a frictionless horizontal surface
Topics: Waves (80)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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