Correct answer
B. Resistant to atmospheric corrosion
Explanation
The correct answer is Resistant to atmospheric corrosion.
Preheating of combustion air is done to ________?
Galvanising (i.e., zinc coating) of steel sheets is done to________?
Though, theoretically the adsorption & desorption isotherms is expected to coincide but sometimes at least a part of the isotherms does not coincide and this phenomenon is known as adsorption hysteresis. In such cases, the desorption equilibrium pressure is ________ that obtained for adsorption?
The pressure at a point in a fluid is not the same in all directions, when the fluid is viscous and________?
________ has a negative co-efficient of linear expansion?
Azeotropism for ethyl alcohol-water system disappears by________?