Top 50+ Solved Surface Preparation, FInishing and Coating Methods MCQ Questions Answer
From 1 to 15 of 15
Q. Which of the following is not a type of protective coating?
a. Metallic
b. Non-metallic
c. Organic
d. Inorganic
Q. Which common application do anodizing and galvanizing serve?
a. Corrosion resistance
b. Improved surface
c. Zinc coating
d. Increased strength
Q. Which of the following is/are surface preparation methods?
a. sand blasting
b. ball blasting
c. both
d. none
Q. When the surface has complex shapes, the abrasive cleaning can be done or not?
a. yes
b. No
c. all
d. none
Q. Which of the method is not a surface cleaning method
a. Mechanical cleaning method
b. Electrical cleaning method
c. Abrasive cleaning method
d. Thermal cleaning method
Q. During thermal cleaning method which flame will be used to clean parts
a. Hydrogen flame
b. Oxy-acetylene flame
c. A & B both
d. None of them
Q. In surface coating which method is of spray panting
a. Air spray
b. Airless spray
c. Electrostatic spray
d. All of them
Q. Compressed air passed through the atomizer nozzle in
a. Air spray gun
b. Airless spray gun
c. Electrostatic spray gun
d. All of them
Q. Degree of atomization is better in
a. Air spray painting
b. Airless spray painting
c. all
d. none
Q. During the blasting method pressure range used for ferrous metals is
a. 0.4 KPa to 0.7 MPa
b. 0.4 MPa to 0.7 MPa
c. 70 KPa to 0.4 MPa
d. 0.4 KPa to 0.7 kPa
Q. During the blasting method pressure range used for Non-ferrous metals is
a. 0.4 KPa to 0.7 MPa
b. 0.4 MPa to 0.7 MPa
c. 70 KPa to 0.4 MPa
d. 0.4 KPa to 0.7 kPa
Q. With the help of brushing ____ weld surface can be finished
a. Internal only
b. External only
c. A & B both
d. none
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