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A student measured the diameter of a wire using a screw gauge with least count 0.001 cm and listed the measurements. The correct measurement is: 
 

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As we learnt in 

Significant figures -

The figures of a number that express a magnitude to a specified degree of accuracy

The least count of screwgauge is smallest length which can be measured accuretly with it. At least count 0.001 cm=\frac{1}{1000}cm

Hence measured value should be recorded up to 3 decimal i.e 5.320 cm

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