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MBD-SOUND-EXAMPLE
- True or False The number of oscillations per second of a vibrating o...
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- True or False If the amplitude of vibration is large, sound is feebl...
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- True or False For human ears, the audible range is 20Hz to 20,000 Hz
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- True or False The lower the frequency of vibration, the higher is th...
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- True or False Unwanted or unpleasant sound is termed as music.
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- True or False Noise pollution may cause partial hearing impairment.
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- Fill in the blank Time taken by an object to complete one oscillatio...
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- Fill in the blank Loudness is determined by the …………..of vibration
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- What is the unit of frequency ?
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- Fill in the blank Unwanted sound is called …………….
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- Fill in the blank Shrillness of a sound is determined by the ………of t...
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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 sound in the following ins...
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- What is difference between noise and music? Can music become noise so...
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- List sources of noise pollution in your surroundings.
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- What is a noise?
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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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- Flash and thunder are produced simultaneously. But thunder is heard a...
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