Q.1
Tensile testing of metals is done using _________
  • a) Universal Testing Machine
  • b) Durometer
  • c) Tribometer
  • d) Uniaxial Testing Machine
Q.2
The compressive test is done on which of the following materials?
Questionengineering-materials-metallurgy-questions-answers2.jpg
  • a) Cast iron
  • b) Aluminum
  • c) Gold
  • d) Thermocole
Q.3
Which of the following is not a method of shear test?
  • a) Double sheer system for round bar
  • b) Double knife shear system for rectangular section
  • c) Double shear system for conical surfaces
  • d) Shearing of disc using punch and die
Q.4
________ plating is used for protection against wear in lead bearings.
  • a) Gallium
  • b) Arsenic
  • c) Indium
  • d) Helium
Q.5
What are the applications of chromium plating?
  • a) Plastics
  • b) Wheel and rims
  • c) IC engine parts
  • d) Castings
Q.6
What is the hardness of a rhodium plate?
  • a) 140-425 Vickers
  • b) 540-640 Vickers
  • c) 720-880 Vickers
  • d) 950-1050 Vickers
Q.7
The alumilite process uses ________ as an electrolyte for anodizing.
  • a) Sulfuric acid
  • b) Hydrogen peroxide
  • c) Nitric acid
  • d) Ammonium sulfate
Q.8
Which of the following is a use for flash anodic coatings?
  • a) Cartridge cases
  • b) Airplane propeller
  • c) Paint adherence
  • d) Hydraulic pistons
Q.9
Chromizing is carried out at a temperature of __________
  • a) 400-600 F
  • b) 800-1200 F
  • c) 1650-2000 F
  • d) 2250-2750 F
Q.10
Siliconizing is otherwise known as _________
  • a) Chromizing
  • b) Nitriding
  • c) Ihrigizing
  • d) Oxy-cyaniding
Q.11
__________ is used as a catalyst in siliconizing.
  • a) Hydrogen peroxide
  • b) Chlorine gas
  • c) Sulfuric acid
  • d) Magnesium sulfate
0 h : 0 m : 1 s