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MBD-SOUND-Example
- A person is listening to a tone of 500 Hz sitting at a distance of 450...
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- Distinguish between loudness and intensity of sound.
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- In which of the three media, air, water or iron sound travel the faste...
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- An echo returned in 3 s. What is the distance of reflecting surface fr...
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- Why are the ceilings of concert halls curved?
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- What is the audible range of average human ear?
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- What is the range of frequencies associated with : infrasound ?
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- What is the range of frequencies associated with: ultrasound?
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- A submarine emits a sonar pulse, which returns from underwater cliff i...
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- What is sound and how is it produced ?
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- Describe with the help of diagram, how compressions and rarefactions a...
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- Cite an experiment to show that sound need a material medium for its p...
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- Describe an experiment to show that sound need a material medium for i...
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- Describe an activity to show that sound is a mechanical wave and need ...
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- Why is sound wave called longitudinal wave?
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- Which characteristic of the sound help you to identify your friend by ...
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- Which characteristic of the sound help you to identify your friend by ...
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- Flash and thunder are produced simultaneously. But thunder is heard a...
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- A person has a hearing range from 20 Hz to 20 KHz. What is the typical...
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- Two children are at opposite ends of an aluminium rod. One strikes the...
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