Physics, asked by ninjaassination2011, 10 months ago

19. What do you mean by zero error of a screw
gauge ? How is it accounted for?

Answers

Answered by mathgenius8
0

Answer:

zero error means many instruments do not read zero exactly when there is nothing behind used.

THE REASONS FOR ZERO ERROR ARE:

1.INSTRUMENTS ARE OUT OF ADJUSTMENT DUE TO USAGE OF LONG TIME

2.SOME MIRROR FAULT PRESENT IN INSTRUMENT DURING MANUFACTURE

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