define least count of an instrument why this is very important while choosing a suitable instrument for a certain experiment
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What is the importance of the least count of an instrument?
Least count of an instrument is one of the very important tools in order to get accurate readings of instruments like vernier caliper and screw gauge used in various experiments. Least count uncertainty is one of the sources of experimental error in measurements. Least count of vernier caliper is .
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It is the smallest and accurate value in the measured quantity that can be resolved on the instruments scale
is called least count .
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