1 horsepower is the power of 1 horse. 205 kw=276hp
For single phase motors, I x E x %Eff x pf/746. For 3 phase motors, I x E x 1.73 x %Eff x pf/746
BHP = Flow(GPM) X TDH(FT) x SG /3960xEFFICIENCY(%) Example: BHP = (100 GPM) x (95 Ft) x (1.0) / 3960 x .6 BHP = 4.0
Vp = Vs + Kp(Vl - Vs) Kp = 0.15 + (5400/W + 3300)
already answered here:http://wiki.answers.com/Q/What_is_the_formula_for_the_law_of_universal_gravitation