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Doppler's effect is due to...

Doppler's effect is due to

A

the source and observer are at rest

B

the relative motion between the source and observer

C

the circular motion of a observer when the source is at rest

D

source and observer are moving with the same speed in the same direction

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The correct Answer is:
B
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NIKITA PUBLICATION-WAVE MOTION-Multiple Choice Questions
  1. Two trains are moving towards each other and cross each other. The app...

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  2. The Doppler's effect is not applicable

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  3. Doppler's effect is due to

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  4. When a source of sound moves towards a stationary observer the pitch o...

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  5. When an observer moves towards a stationary source, then the apparent ...

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  6. When an observer moves away from a stationary source of sound, the app...

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  7. Two aeroplanes are moving towards each other. One of them blows a horn...

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  8. Two aeroplanes are moving towards each other and cross each other. The...

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  9. An observer is standing on a railway platform. He hears the whistle of...

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  10. If apparent change in frequency of sound heard by a listener is less t...

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  11. If the star approaches the earth. The Doppler lines are shifted

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  12. Doppler shift in frequency does not depend upon

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  13. When a source of sound is in motion towards a stationary observer, the...

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  14. The Doppler's effect is applicable for

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  15. During the Doppler principle, as apparent frequency increases louder i...

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  16. Radar waves are sent towards a moving aeroplane and the reflected wave...

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  17. If an observer moves towards a stationary source of sound with a veloc...

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  18. The difference between the apparent frequency of a source of sound as ...

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  19. The velocity of source of sound when the frequency appears to be doubl...

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  20. An engine is moving on a circular path of radius 100 m with a speed of...

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