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MBD -HARYANA BOARD-SOUND-Example
- PULSE AND WAVES
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- What are mechanical, electromagnetic and matter waves ? Give an exampl...
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- Discuss the dependence of velocity of sound on temperature and density...
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- Define the terms time period and frequency of an oscillating body. Giv...
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- Give two practical applications of reflection of sound waves.
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- Distinguish between music and noise.
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- Bats can ascertain distances, directions, nature and size of the obsta...
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- It is observed that some animals get disturbed before earthquake. How ...
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- On an average a human heart is found to beat 75 times in a minute. Ca...
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- A boat strikes waves of ocean having crest 200 m away. The wave veloci...
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- A source of wave produces 40 crests in 0.4 s. Find the frequency of wa...
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- A source produces a sound of wavelength. 1.7 xx 10^-2 m. If its veloci...
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- What will be the frequency of the wave, if its time period is 0.05 s ?
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- Longitudinal waves is produced on a spring. This wave travles with a ...
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- A message was transmitted from boat which returned to the sender after...
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- The frequency of a tuning fork is 600 Hertz. What will be its time per...
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- A stone is dropped in a 44.1 m deep well. If the sound produced by str...
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- A man claps near a cliff and echo is heard after 10 s. If the velocity...
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- A ship produces ultrasonic sound which is collected in 8 s after refle...
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- What is sound ? List its characteristics
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