Physics
Which of the following is not a donor atom?
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A man presses more weight on earth at___?
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What do we call sound frequency below 20 Hz?
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On passing through food stuff, X-ray can kill the___________?
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Intrinsic semiconductor is also known as__________?
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Water vapor is________?
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Tesla is the unit of________?
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Siemens is unit of________?
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Steradian is unit of________?
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