Measurement of Effective Diameter by Two wire Method

Procedure

1. Experiment setup includes Micrometer, Fluidic Indicator, Thread, wire and Master Cylinder.

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2.Apply Master Cylinder for measurement of R1.

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3.Apply Wires on Master Cylinder for measurement of R1.

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4.Apply Micrometer to read R1.

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5.Release Micrometer,Wires and Master Cylinder.

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6.Apply Thread Gauge for measurement of R2.

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7.Apply Wires on Thread Gauge for measurement of R2.

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8.Apply Micrometer to read R2.


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9.Release Micrometer,Wires and Master Cylinder.

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10.Calculation of Effective Diameter E=dm-(R1-R2)+P, where dm=Master Cylinder Diameter and P= .866d-p,where d=Wire Diameter and p=Pitch of Thread gauge.