Physics, asked by aryanandshivangi, 10 months ago

when is the screw cause said to be free from zero error​

Answers

Answered by mauryapriya221
4

Answer:

When the fixed and moving studs of the screw gauge are brought in contact with each other without application of pressure, the zero of the circular scale must coincide with the reference line. If this does not happen, it is a zero error.

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