| ⇦ | 
| ⇨ |
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.
Related Questions: - The ratio of radii of planets A and B is K₁ and ratio of accelerations
- The photoelectric threshold frequency of a metal is ν. When light of frequency 4ν
- The rate of increase of thermo-e.m.f. with temperature at the neutral temperature
- A cockroach is moving with a velocity v in anticlockwise direction on the rim
- A projectile is fired from the surface of the earth with a velocity of 5 m s⁻¹ and angle
Topics: Waves
(80)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- The ratio of radii of planets A and B is K₁ and ratio of accelerations
- The photoelectric threshold frequency of a metal is ν. When light of frequency 4ν
- The rate of increase of thermo-e.m.f. with temperature at the neutral temperature
- A cockroach is moving with a velocity v in anticlockwise direction on the rim
- A projectile is fired from the surface of the earth with a velocity of 5 m s⁻¹ and angle
Topics: Waves (80)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
18000+ students are using NEETLab to improve their score. What about you?
Solve Previous Year MCQs, Mock Tests, Topicwise Practice Tests, Identify Weak Topics, Formula Flash cards and much more is available in NEETLab Android App to improve your NEET score.
Share this page with your friends
Leave a Reply