EASY
SSC
IMPORTANT
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What is the SI Unit of the loudness of sound?
(a)Bel
(b)Decibel
(c)Phon
(d)None of these.

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Important Questions on General Awareness
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SSC
IMPORTANT
The 'stones' formed in human kidney consist mostly of:

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IMPORTANT
We hear the sound later, while the light is seen earlier:

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IMPORTANT
Voice of a child is more shrill than that of an elderly person because:
