Ultrafine coal particles size are cleaned by a process known as
A. Jogging
B. Crushing
C. Froth flotation
D. All these
Answer: Option C
A. Jogging
B. Crushing
C. Froth flotation
D. All these
Answer: Option C
On the basis of which content the igneous rocks are classified as acid rocks and basic rocks?
A. Magnetite
B. Hematite
C. Bauxite
D. Silica
Origin of Solar System divided in two groups, which are
A. Evolutionary and catastrophic
B. Nebula and gaseous tidal hypo
C. Jeansand Jeffires
D. A and B both
A. Attrition
B. Deflation
C. Denudation
D. Mantle
Join The Discussion