Question

From above figure, what is the diameter of particles with respect to ‘C'(Hint: Glass sphere)?

(a) 0.051 mm

(b) 0.074 mm

(c) 0.094 mm

(d) 0.162 mm

The question was posed to me in an interview for job.

The doubt is from Entrainment at or Above the TDH-Size Distribution of Solids in division Circulation Systems of Fluidization Engineering

Answer 1

Right choice is (c) 0.094 mm

To explain: Larger the particles size, lately the entrainment will take place.