4899Chemical EngineeringMedium
Froth floatation is the most suitable for treating ________?
ANone of these
BSulphide ores
CIron ores
DQuartzite
Correct answer
B. Sulphide ores
Explanation
The correct answer is Sulphide ores.
Correct answer
B. Sulphide ores
Explanation
The correct answer is Sulphide ores.
Coal is heated in absence of air for 7 minutes at a temperature of about ________ °C, during its volatile matter determination for proximate analysis?
________ is used for examining the macro-structure of a material?
According to Reynolds analogy, Stanton number is equal to (where, f = Fanning friction factor)?
Cetane number of alpha methyl naphthalene is assumed to be________?
Liquid/petroleum fuel storage tanks are built underground (as in case of petrol pumps), when the storage capacity is less than ________ kilolitres?
Electrolytic reduction cell used for conversion of calcined Al2O3 to Al is a carbon lined furnace operating at 800-900 °C. The purpose of electric current supplied to the furnace is to________?