Question

formula to calculate thickness of a rod d in screw gauge​

Answer 1

Answer:

measure thickness of a given sheet using screw gauge. Screw gauge, sheet (it must be rigid) or a notebook and magnifying lens.

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Calculations

Find value of t for each observation and write the observed value t0 in column (4a).

Write corrected value of t in column (4b).

Find mean of values of t recorded in column (4b).