Question

With respect to Sedimentation, the boundary between the thick suspension and solids will be decreasing and that between the clear liquid and the thick suspension will be increasing with the passage of time.

(a) True

(b) False

The question was asked in an internship interview.

My question is from Unit Operations in chapter Sedimentation and Centrifuge, Mixing, Size Reduction and Separation and Material Handling and Transportation of Food Engineering

Answer 1

The correct answer is (b) False

The best explanation: With respect to Sedimentation, the boundary between the thick suspension and solids will be increasing and that between the clear liquid and the thick suspension will be decreasing with the passage of time.