Answer to Question #126017 in Physics for Maniac

Question

What is meant by zero error of a measuring instrument ? What is the definition of zero error of measuring instrument?

Answer 1

The zero error of a measuring instrument is the condition where a measuring instrument registers a reading when there should not be any reading. Then the corrected reading of the instrument should be the following:

$$Corrected \space reading = Actual \space reading\space-\space Zero \space error$$