how to find the zero correction of negative zero error of screw guage . needs example
Answers
HEY MATE....
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Negative ERror::
When the two jaws are in contact and the zero of the vernier lies left to the zero of the main scale, then the error is negative and the zero correction is positive. For example, under this circumstance if the eighth division on the vernier coincides with any division on the main scale,...
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HOPE IT HELPS YOU ❤️❤️
Hey mate!!!
zero error is simply the reading of a measuring device when input quantity is zero.. zero correction means to make the adjustment in such a way that the measuring instruments shows zero when input is zero...
To find negative zero error know the division on the circular scale (C.S.R) coinciding with the line of the main scale line then the negative error is equal to the product of the number of division on circular scale matching with the main scale line and least count of the micrometre screw....
Hope this helps u out...