Related Questions

If h₁ = inner film co-efficient and /h₂ = outer film co-efficient, then the overall heat transfer co-efficient is
In a dilute solution of elements X, Y etc. in liquid iron, the effect of Y on the activity co-efficient (fx) and the activity (hx) of X with respect to the Henrian 1wt% standard state is taken into account by the activity interaction co-efficient eyx, which is
Which of the following is not a dimension-less group used in catalysis? (where, D = dispersion co-efficient, cm2/sec. D1 = diffusion co-efficient, cm²/sec. L = length of the reactor, cm. t = time, sec, v = volumetric flow rate, cm3/sec. V = volume, cm3.)