Correct answer
B. Roasting
Explanation
The correct answer is Roasting.
Addition of nickel to copper improves its________?
For the transportation of ultrafine particles, the equipment used is a ________ conveyor?
Rubber lined pumps can be used to pump________?
Tray spacing in a distillation column of dia 10-12 ft. used in petroleum refinery may be around ________ inches?
What is the force required (in Newtons) to hold a spherical balloon stationary in water at a depth of H from the air-water interface? The balloon is of radius 0.1 m and is filled with air?
For spheres, volume shape factor is given by________?