JD factor for mass transfer is a function of Reynolds number. Mass
transfer by molecular diffusion from a single drop to surrounding still air is
given by
(A) Nsh = 2
(B) Nst = 2
(C) Nsc = 2
(D) None of these
transfer by molecular diffusion from a single drop to surrounding still air is
given by
(A) Nsh = 2
(B) Nst = 2
(C) Nsc = 2
(D) None of these