| ⇦ | 
| ⇨ |
An engine is moving towards a wall with a velocity 50 ms⁻¹ emits a note of 1.2 kHz. Speed of sound in air=350 ms⁻¹. The frequency of the note after reflection from the wall as heard by the driver of the engine is
Options
(a) 2.4 kHz
(b) 0.24 kHz
(c) 1.6 kHz
(d) 1.2 kHz
Correct Answer:
1.6 kHz
Explanation:
No explanation available. Be the first to write the explanation for this question by commenting below.
Related Questions: - A soap bubble oscillates with time period T, which in turn depends on the pressure
- Which one of the following statements is not correct in case of a semiconductor?
- Three fourth of the active material decays in a radioactive sample in 3/4 sec
- The angle of incidence at which reflected light is totally polarised for refraction
- A slab consists of two parallel layers of two different materials of same thickness
Topics: Waves
(80)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- A soap bubble oscillates with time period T, which in turn depends on the pressure
- Which one of the following statements is not correct in case of a semiconductor?
- Three fourth of the active material decays in a radioactive sample in 3/4 sec
- The angle of incidence at which reflected light is totally polarised for refraction
- A slab consists of two parallel layers of two different materials of same thickness
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