EXAMIANS
A needle or a pin floats on the surface of water because of
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One Kilowatt hour is equal to -
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Why does'nt the hydrogen atom emit X-rays?
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The force that generates wind is
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Which process allows water to enter the atmosphere?
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What is the effective resistance (in Ω) of two resistors 20 Ω and 30 Ω connected in parallel?
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Which metal is the best conductor of heat?
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The material used in the fabrication of a transistor is
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In Astrophysics, what name is given to a hypothetical hole in outer space from which stars and energy emerge?
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The least penetrating power ray is
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