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?
- 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