Chemical Engineering Answers

Classify the filters based on driving force....

Units of ultra fine particle size......

Classify the filters based on driving force....

What is the major working principle of fluid energy mill?

a) Attrition

b) Impact C) Cutting action

D) Compression

E) None

Doctor blade belongs to which filter?

a) Rotary drum filter

b) Nutch filter

c) Bag filter

d) Plate and frame filter

e) none of the above

Working principles of Ball mill........

Stokes equation is valid in the Reynolds number range

(a) 1000 to 2400

(b) 0.1 to 2

(c) 2 to 10

(d) 10 to 100 (e)None

Find the critical speed of the ball mill in RPM?

(a) 20.1

(b) 30.7 (c) 49.6 (J) 67.8. (e) None

What are the chemicals are used in froth floatation experiments?

Plate and frame filter is a......

(a) Positive pressure filter (b) Vacuum filter (c) Centrifugal filter. d) gravity filter