Mechanical Operations - Practice Test

(A) Ball mill

(B) Rod mill

(C) Hammer crusher

(D) Fluid energy mill

(D) Fluid energy mill

(A) Employs smaller balls

(B) Gives finer size reduction but consumes more power

(C) Has larger length/diameter ratio (>2 as compared to 1 for ball mill)

(D) All of the above

(D) All of the above

(A) A high pressure filter

(B) A continuous filter

(C) Used for small scale filtration work

(D) A leaf filter

(C) Used for small scale filtration work

(A) Removal of fines from liquid

(B) Liquids having high vapour pressure

(C) Liquids of very high viscosity

(D) None of these

(D) None of these

(A) Coarse feed requires a larger ball

(B) Fine feed requires a larger ball

(C) Operating speed should be more than the critical speed

(D) None of these

(A) Coarse feed requires a larger ball

Mechanical Operations - Study Mode