Orifice Gravitational Constant

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Orifice gravitational constant formula

\(\large{ G =  \frac{  \left (  \frac{ Q }{ C_d \; A_o } \right) ^2  }{ 2 \; h  }   }\) 
Symbol English Metric
\(\large{ G }\) = orifice gravitational constant  \(\large{\frac{lbf-ft^2}{lbm^2}}\)  \(\large{\frac{N - m^2}{kg^2}}\)
\(\large{ A_o }\) = orifice area \(\large{ in^2 }\) \(\large{ mm^2 }\)
\(\large{ h }\) = orifice center of head \(\large{ in }\) \(\large{ mm }\)
\(\large{ C_d  }\) = orifice discharge coefficient \(\large{ dimensionless }\)
\(\large{ Q }\) = orifice flow rate \(\large{\frac{ft^3}{sec}}\) \(\large{\frac{m^3}{s}}\)

 

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Tags: Constant Equations Orifice and Nozzle Equations