The molecular weight of oxygen gas (02) ...

The molecular weight of oxygen gas (02) is 32 while that of hydrogen gas (H2) is 2. Prove that under the same physical conditions, the velocity of sound in hydrogen is four times that in oxygen.

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CHETANA PUBLICATION-Study of Sound-EXERCISE

The molecular weight of oxygen gas (02) is 32 while that of hydrogen g...
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The unit of frequency is …………… .
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The normal hearing range for humans is ………… .
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Sound will not travel through ……….. .
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SI unit of …………..is Hertz (Hz).
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The velocity of sound is inversely proportional to the………… .
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Sound waves with frequency greater than 20 kHz are called……….. .
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The loudness of a sound depends upon ………… .
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…../… are used in sonography.
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The ……….receives the vibrations coming from the membrane and converts ...
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Sound will not travel through ……….. .
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SI unit of …………..is Hertz (Hz).
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The loudness of a sound depends upon ………… .
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…………are used in sonography.
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Match the columns:
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The intensity of reverberation is higher in a closed and empty house.
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Bats can navigate in dark.
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Sound travels faster in iron than in air.
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The roof of a movie theatre and a conference hall is curved. Why?
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The intensity of reverberation is higher in a closed and empty house.
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What is an echo? What factors are important to get a distinct echo?
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