Question

A boy makes a ruler with graduations in cm. on it ( i.e , 100 divisions in 1m.) To what accuracy this ruler can measure? How can this accuracy be increased

Answer 1

Answer:

A meter rule is used to measure medium lengths i.e. 0 to 1 m. It has an accuracy of 0.1 cm.

Explanation:

As meter ruler has no zero error,so accuracy can be increased by taking taking more reading and then taking their mean value.This will eliminate any uncertainty.