1.

What is the correct Entity X in the equivalent diameter of a Triangular pitch?
D = ( frac{4( frac{X}{2}Pt^2- frac{ frac{1}{2} OD^2}{4})}{ frac{1}{2} OD} )

A. 0.23
B. 0.027
C. 0.86
D. 0.086
Answer» D. 0.086


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