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What are mechanical, electromagnetic and...

What are mechanical, electromagnetic and matter waves ? Give an example of each type.

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MBD -HARYANA BOARD-SOUND-Example
  1. Define the terms wave and wave motion.

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  2. PULSE AND WAVES

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  3. What are mechanical, electromagnetic and matter waves ? Give an exampl...

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  4. Discuss the dependence of velocity of sound on temperature and density...

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  5. Define the terms time period and frequency of an oscillating body. Giv...

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  6. Give two practical applications of reflection of sound waves.

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  7. Distinguish between music and noise.

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  8. Bats can ascertain distances, directions, nature and size of the obsta...

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  9. It is observed that some animals get disturbed before earthquake. How ...

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  10. On an average a human heart is found to beat 75 times in a minute. Ca...

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  11. A boat strikes waves of ocean having crest 200 m away. The wave veloci...

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  12. A source of wave produces 40 crests in 0.4 s. Find the frequency of wa...

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  13. A source produces a sound of wavelength. 1.7 xx 10^-2 m. If its veloci...

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  14. What will be the frequency of the wave, if its time period is 0.05 s ?

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  15. Longitudinal waves is produced on a spring. This wave travles with a ...

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  16. A message was transmitted from boat which returned to the sender after...

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  17. The frequency of a tuning fork is 600 Hertz. What will be its time per...

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  18. A stone is dropped in a 44.1 m deep well. If the sound produced by str...

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  19. A man claps near a cliff and echo is heard after 10 s. If the velocity...

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  20. A ship produces ultrasonic sound which is collected in 8 s after refle...

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