Physics
Parsec is a unit of ___________?
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The echo will be distinctly heard if distance is at least ________?
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Escape velocity from earth is about?
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Lactometer is used to measure the specific gravity of _________?
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Raindrops fall__________?
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Standard condition STP refer to a gas at ___________________?
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Air is completely removed from an electric bulb to prevent
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Which one is massless?
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In sonar we use ?
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