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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
- An ideal gas expands in such a manner that its pressure and volume can be related
- The potential difference that must be applied to stop the fastest photoelectrons
- Laser beams are used to measure long distance because
- A ray enters a glass sphere of refractive index μ=√3 at an angle of incidence of 60⁰
- 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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