A. Solid dispersed in gas
B. Solid dispersed in liquid
C. Liquid dispersed in gas
D. Gas dispersed in liquid
Related Mcqs:
- The refractory lining of the bottom in a basic electric arc furnace is made of___________________?
A. Silica
B. Alumina
C. Magnesia
D. Fireclay - Absolute zero pressure can be attained at a temperature of___________________?
A. 0°C
B. 50°K
C. 0°R
D. None of these - Fire refining process is employed in case of___________________?
A. Tin
B. Copper
C. Zinc
D. Aluminium - Cold chisel‟s hammers are made of___________________?
A. High speed steel
B. High carbon steel
C. Forged steel
D. Mild steel - Which of the following is not used as a bearing material ?
A. Copper-lead alloys
B. Babbitts
C. Bronzes
D. Cermets - Dowtherm is a____________________?
A. High temperature heating medium (a petroleum product)
B. Product of coal tar distillation
C. Very heat sensitive material
D. None of these - Increase in the entropy of a system represents the_____________________?
A. Degradation of energy
B. Decrease in system pressure
C. Increase in the availability of energy
D. Increase in the temperature - Which of the following metals reacts violently with water ?
A. Mercury
B. Sodium
C. Calcium
D. Magnesium - Corrosion is____________________?
A. A physical phenomenon
B. A chemical phenomenon
C. Same as erosion
D. An uncontrollable phenomenon - To improve the machinability of steel, it is generally subjected to _____________________?
A. Spheroidising
B. Tempering
C. Normalising
D. Annealing
