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) 0.52 cm
(2) 0.026 cm
(3) 0.26 cm
(4) 0.052 cm