Question

two full turns of the circular scale of a screw gauge cover a distance of 1mm on its main Scale. the total number of the division in the circular scale is 50 . further it is found that the screw gauge has a zero error of-0.03 mm. while measuring the diameter of a thin wire a student notes the main scale reading of 3 mm and the number of circular scale divisions in line with the main scale as 35. then the diameter of the wire..

Answer 1

Answer:

3.32mm

Explanation:

Answer 2

Answer:3.38mm

Explanation:

Diameter = M.S.R. + C.S.R × L.C. + Z.E. = 3 + 35 × (0.5/50) + 0.03 = 3.38