| ⇦ | 
| ⇨ |
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: - An air core solenoid has 1000 turns and is one meter long. Its cross sectional area
- A radio isotope X with a half life 1.4 x 10⁹ years decays to Y which is stable
- Three capacitors 3μF,6μF and 6μF are connected in series to a source of 120V.
- SI unit of magnetic dipole moment is
- An oscillator circuit consists of an inductance of 0. mH and a capacitor of 20 μF.
Topics: Waves
(80)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- An air core solenoid has 1000 turns and is one meter long. Its cross sectional area
- A radio isotope X with a half life 1.4 x 10⁹ years decays to Y which is stable
- Three capacitors 3μF,6μF and 6μF are connected in series to a source of 120V.
- SI unit of magnetic dipole moment is
- An oscillator circuit consists of an inductance of 0. mH and a capacitor of 20 μF.
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