| ⇦ | 
| ⇨ |
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: - The mean distance between the atoms of iron is 3 x 10⁻¹⁰ m and interatomic force
- A solid sphere, disc and solid cylinder all of the same mass and made up of same material
- A capacitor is used to store 24 watt hour of energy at 1200 volt.
- Which one of the following bonds produces a solid that reflects light in the visible region
- The heart of a man pumps 5 litres of blood through the arteries per minute at
Topics: Waves
(80)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- The mean distance between the atoms of iron is 3 x 10⁻¹⁰ m and interatomic force
- A solid sphere, disc and solid cylinder all of the same mass and made up of same material
- A capacitor is used to store 24 watt hour of energy at 1200 volt.
- Which one of the following bonds produces a solid that reflects light in the visible region
- The heart of a man pumps 5 litres of blood through the arteries per minute at
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