For flow of fluids through packed bed, the superficial velocity is
(A) Less than the average velocity through channels
(B) More than the average velocity through channels
(C) Dependent on the pressure drop across the bed
(D) Same as the average velocity through channels
(A) Less than the average velocity through channels
(B) More than the average velocity through channels
(C) Dependent on the pressure drop across the bed
(D) Same as the average velocity through channels