The LC of screw gauge is 0 01 mm For the reading of diameter

Last updated: 6/10/2023

The LC of screw gauge is 0 01 mm For the reading of diameter of thin wire MSR is 0 5 mm and coinciding CSD is 32 There is negative zero error of 2 divisions hence area of cross section of wire is CO1 O 0 5 mm 2 O 0 0055 cm 2 O 0 55 cm 2 0 05 mm 2