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A car sounding a horn of frequency 100 Hz passes an observer. The ratio of frequencies of the horn noted by the observer, before and after passing of car is 11:9. if the speed of sound is v, the speed of the car is
Options
(a) v/10
(b) v/2
(c) v/5
(d) v
Correct Answer:
v/10
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
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Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- The identical loops of copper and aluminium are moving with the same speed
- The product of pressure and volume hve thesame units as the product of
- A remote-sensing satellite of earth revolves in a circular orbit at a height
- The energy of groundstate (n=1) of hydrogen level is -13.6 eV. The ionistation
- A wire of length 1 m is placed in a uniform magnetic field of 1.5 tesla at an angle
Topics: Waves (80)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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