Construction Supervisor Interview Questions and Answers for Freshers

Measuring least count is the smallest value that can be measured by an instrument.

• It is the smallest value that can be measured by an instrument.

• It is important to know the least count of an instrument to ensure accurate measurements.

• For example, if the least count of a ruler is 1 mm, then any measurement made with it will have an error of +/- 0.5 mm.

• Least count can be calculated by dividing the smallest scale division by the total number of divisions on the scale.