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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
- The current in the coil of inductance 5H decreases at the rate of 2 A/s
- An α-particle of energy 5 MeV is scattered through 180⁰ by a fixed uranium nucleus.
- The minimum velocity (in ms⁻¹) with which a car driver must traverse a flat curve
- A thermodynamic system undergoes cyclic process ABCDA as shown in figure
- A circular disc X of radius R is made from an iron plate of thickness t and another disc
Topics: Waves (80)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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