railway RRB JE (CBT I + CBT II) Mock Test 2024 Electrical and Electronics Measurements Basic Characteristics of an Instrument Precision
Which of the following is the correct definition of reproducibility?
1
It is an instrument's degree of freedom from random errors.
2
It is the closeness of output readings for the same input when there are changes in the observer, locations, measuring instruments, etc.
3
It is the degree of closeness of a measurement compared to the expected value.
4
It is the closeness of output readings, when the same input is applied repetitively over a short period of time.