A screw gauge has 100 divisions on circular scale and pitch is 0 5 mm When we fix a wire between it s jaws it reads 2 divisions

Question

A screw gauge has 100 divisions on circular scale and pitch is 0 5 mm When we fix a wire between it s jaws it reads 2 divisions on main scale and 48 divisions on circular scale If the screw gauge has no zero error radius of wire is A 2 48 mm C 0 62 mm B 1 24 mm D 0 31 mm

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