Science, asked by agrawalgunjan036, 1 year ago

what is the zero error of a screw guage​

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Answered by rockingtanveer2005
1

Explanation:

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Answered by Anonymous
1

when screw tip is moved up to stud and its touching it, and in this condition baseline of the main scales doesn't match with zero of head scale then there is zero error in the instrument it is are of two types-

1. position zero error

2. negative zero error

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