The main factor on which the behaviour of a mass of fluidised solid
depends mainly is the
(A) Fluid characteristics
(B) Particle size
(C) Both (A) and (B)
(D) Neither (A) nor (B)
depends mainly is the
(A) Fluid characteristics
(B) Particle size
(C) Both (A) and (B)
(D) Neither (A) nor (B)