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+// radial flow pump characteristic is given by
+clc
+a=196
+b=-10.7
+c=7.9
+a1=(1/(2*a))
+Q=a1*(-b+sqrt((b^2)+(4*a*c)))
+mprintf('\n Operating point at Q = %f m3/s',Q)
+H=15+(85*Q^2)
+mprintf('\n H = %f m',H)