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If the absolute uncertainty of an instrument is 0.01 cm, then its least count will be:
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Significant figures in $1.0\times 10^{-3}$ are:
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Significant figures in 0.2020 are:
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Significant figures in 5342 are:
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0.0001210 has ________ significant figures
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According to the scientific notation, the number 0.0002 can be written as:
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Which one is the least multiple:
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The average time the Earth takes to make exactly one rotation about its axis is defined as:
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The alloy cylinder of mass 1 kg placed at International Bureau of weights and measures in France has diameter and height, respectively as:
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The amount of a substance is measured in:
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One second is equal to the duration in which the outer-most electron of the _______ atom makes 91,92,631,770 vibrations
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Conversion of $10^{-6}$ micro-centimeter in meters is:
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The prefix micro represents the _________ th part of a quantity
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One meter is the distance travelled by light in vacuum during a time of:
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SI unit of absolute temperature is:
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$1 kg/m^{3}$ is equal to:
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The unit which is based on one or more base units is called:
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Which one of the following is not a base unit:
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The ratio of 1 nanometer to one atto-meter is:
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0.0023 is expressed in scientific notation as:
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SI unit of power is:
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Coulomb is defined as:
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The time interval of $6.3 \times 10^{7}$ seconds is equal to:
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Time taken by light from Sun to reach Earth is:
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On conversion, $Kg m^{2} sec^{-2}$ becomes:
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