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MBD-SOUND-Example
- Define the terms wave and wave motion.
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- Distinguish between a wave pulse and a periodic wave.
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- What are mechanical or elastic waves ? Give examples.
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- Explain in brief the dependence of speed of sound on nature of materia...
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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 the terms music and noise.
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- How can bats ascertain distances, directions, nature and size of the o...
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- It is observed that some animals get disturbed before earthquake. How ...
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- What will be the frequency of Mohan's heart when it beats 75 times in ...
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- A boat strikes waves of ocean having crest 100 m away. The wave veloci...
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- A source of wave produces 40 crests and 40 trough in 0.4 s. Find the f...
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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 5 s. If the velocity ...
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- A ship produces ultrasonic sound which is collected in 3.42 s after re...
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