A. Non-ferrous metals
B. Non-metals
C. Low carbon steels
D. Stainless steel
Related Mcqs:
- Galvanising (i.e., zinc coating) of steel sheets is done to______________________?
A. Prevent its rusting by contact with corrosive atmosphere
B. Protect the base metal by cathodic protection
C. Both A. & B.
D. Neither A. nor B. - Galvanising is not a zinc diffusion process. A zinc diffusion process is termed as_____________________?
A. Sherardizing
B. Parkerising
C. Anodising
D. None of these - The process of coating steel sheets by zinc to improve its corrosion resistance is called___________________?
A. Calorising
B. Galvanising
C. Zincification
D. Tempering - Galvanising is generally done on___________________?
A. Non-ferrous metals
B. Low carbon steel
C. Stainless steel
D. Cast iron - The main purpose of galvanising iron sheets is to___________________?
A. Harden the surface
B. Increase its glossiness and lustre
C. Prevent the action of water
D. Prevent the action of oxygen - To improve the machinability of steel, it is generally subjected to_______________?
A. Spheroidising
B. Tempering
C. Normalising
D. Annealing - Which of the following metals in not used for coating of the base metal to guard it against corrosion ?
A. Lead
B. Cadmium
C. Magnesium
D. Aluminium - Tin coating on metals is not done by_____________________?
A. Spraying
B. Powder metallurgy
C. Hot dipping
D. Electro-deposition - Fatigue failure of a material may occur, when it is subjected to _____________ stress?
A. Fluctuating
B. Tensile
C. Compressive
D. Torsion - Maximum consumption of zinc is in____________________?
A. Alloying
B. Galvanising
C. Utensil manufacture
D. Electrical industry
