| ⇦ | 
| ⇨ |
A source is moving towards an observer with a speed of 20 m/s and having frequency of 240 Hz. The observer is now going towards the source with a speed of 20 m/s. Apparent frequency heard by an observer (velocity of sound is 340 m/s) will be
Options
(a) 360 Hz
(b) 280 Hz
(c) 270 Hz
(d) 240 Hz
Correct Answer:
270 Hz
Explanation:
No explanation available. Be the first to write the explanation for this question by commenting below.
Related Questions: - When a string is divided into three segments of length l₁, l₂ and l₃ the fundamental
- A man measures time period of a pendulum(T) in stationary lift. If the lift moves upwards
- A proton beam enters a magnetic field of 10⁻⁴ Wb/m² normally. If the specific charge
- A point charge q is placed at a distance x/2 directly above the centre of a cube
- A force of 5 N is acting on an object. Displacement of object is 10 m and the work done
Topics: Waves
(80)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- When a string is divided into three segments of length l₁, l₂ and l₃ the fundamental
- A man measures time period of a pendulum(T) in stationary lift. If the lift moves upwards
- A proton beam enters a magnetic field of 10⁻⁴ Wb/m² normally. If the specific charge
- A point charge q is placed at a distance x/2 directly above the centre of a cube
- A force of 5 N is acting on an object. Displacement of object is 10 m and the work done
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