A screw gauge gives the following readings when used to measure the diameter of a wire Main scale reading : 0 mm Circular scale reading : 52 divisions Given that 1 mm on main scale corresponds to 100 divisions on the circular scale. The diameter of the wire from the above data is

1. A. 0.026 cm
2. B. 0.26 cm
3. C. 0.052 cm
4. D. 0.52 cm

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