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MBD -HARYANA BOARD-SOUND-EXAMPLE
- Fill in the blanks with suitable word Loudness is determined by the...
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- Fill in the blanks with suitable word The unit of frequency is
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- Fill in the blanks with suitable word Unwanted sound is called
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- Fill in the blanks with suitable word Shrillness of a sound is deter...
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- A pendulum oscillates 40 times in 4 seconds. Find its time period and ...
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- The sound from a mosquito is produced when it vibrates its wings at an...
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- Identify the part which vibrates to produce soud in following instrume...
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- What is the difference between noise and music? Can music become noise...
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- List sources of noise pollution in your surroundings.
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- Explain in what way noise pollution is harmful to humans.
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- Your parents are going to buy a house. They have been offered one on t...
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- Sketch larynx and explain its function in your own words.
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- Lightning and thunder take place in the sky at the same time and at th...
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- The unit of frequency is
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- The intensity of disagreeable sound for human ear is:
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- What is the ultrasonic sound?
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- Speed of sound at 20^@ C is approximately:
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- The intensirty of sound at ordinary inhale is:
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- What is sound ?
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- How is sound produced? How does its pitch gets affected by the size of...
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