Mineral Dressing Objective Quiz, Multiple Choice Questions Pdf - 1

Question: 1

Which of the following minerals is not subjected to magnetic separation method?

(A) Galena

(B) Rutile

(C) Chromite

(D) Siderite

Ans: A


Question: 2

Tungsten filaments are produced by ____ technique.

(A) Forging

(B) Electrodeposition

(C) Powder metallurgy

(D) Die casting

Ans: C

Powder metallurgy

Question: 3

If a force greater than that of gravity is used to separate solids and fluids of different densities, the process is termed as the

(A) Centrifugation

(B) Dispersion

(C) Flocculation

(D) Sedimentation

Ans: A


Question: 4

Which of the following achieves the least reduction ratio for a given feed size?

(A) Gyratory crusher

(B) Cone crusher

(C) Jaw crusher

(D) Roll crusher

Ans: D

Roll crusher

Question: 5

The filtrate flow rate in a constant pressure filtration

(A) May increase or decrease; depends on the pressure

(B) Continuously increases

(C) Continuously decreases

(D) Remains constant throughout

Ans: C

Continuously decreases

Related Questions
Read More Engineering Topics