A boy makes a ruler with graduations in cm in it. To what accuracy this ruler can measure? How can this accuracy be increased?

1 Answer

This ruler can be used to measure with centimeter accuracy only as calibrations are in centimeters only.

Explanation:

He can make more accurate with milli meter markings. That is each centimeter is to be divided by 10 markings so that each division b ecome 1 milli meter.enter image source here picture slideplayer.com.