| ⇦ | 
| ⇨ |
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: - In N-type semi-conductor current is due to
- In an electrical circuit R,L,C and an AC voltage source are all connected in series.
- A current of 5 A is flowing at 220 V in the primary coil of a transformer. If the voltage
- A photocell employs photoelectric effect to convert
- A black body at a temperature of 227⁰C radiates heat at a rate of 20 cal m⁻²s⁻¹.
Topics: Waves
(80)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- In N-type semi-conductor current is due to
- In an electrical circuit R,L,C and an AC voltage source are all connected in series.
- A current of 5 A is flowing at 220 V in the primary coil of a transformer. If the voltage
- A photocell employs photoelectric effect to convert
- A black body at a temperature of 227⁰C radiates heat at a rate of 20 cal m⁻²s⁻¹.
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