Relevant Competitive Tests:
Iron ore hematite is concentrated using ____________________?
A. Electromagnetic separation mainly
B. Gravity separationCorrect Answer
C. Froth floatation
D. Roasting
Correct Option: B. Gravity separation
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Which of the following is a type of sedimentary rock?Which of the following rock favors petroleum formation?DLS stands For_______?RIH stands for ________?“The heat capacity of a solid compound is approximately equal to the sum of the heat capacities of the constituent elements.” This is the statement of___________________?