Pls ans Q22:
Q.22. A micrometer screw gauge has a negative error of 0.008 cm. While measuring the diameter of a wire, the reading on the main scale is 3 divisions and the 24th circular scale division coincides with the baseline. If the number of divisions on the main scale are 20 and circular scale has 100 divisions, calculate the:
(a) pitch of the screw gauge. [Ans. 0.1 cm]
(b) least count of the screw gauge. [Ans. 0.001 cm]
(c) observed diameter of the wire. [Ans. 0.174 cm]
(d) corrected diameter of the wire. [Ans. 0.182 cm]

Good evening respected sir ,this question answer plz ...replay sir

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