Questions

Read the screw gauge shown below in the figure.
Given that circular scale has 100 divisions and in one complete rotation the screw advances by $1 mm$ .

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10 mm

1.65 mm

10.65 mm

11.65 mm

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detailed solution

Correct option is C

L C = Pitch Number of divisions on circular scale =1 mm100=0.01 mmLinear scale reading =10 (pitch) =10 mmCircular scale reading =n(LC)=65×0.01=0.65 mmTotal reading =(10+0.65)mm=10.65 mm

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