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MCQs

Total Questions : 43 | Page 4 of 5 pages
Question 31. Tensile testing of metals is done using _________
  1.    Universal Testing Machine
  2.    Durometer
  3.    Tribometer
  4.    Uniaxial Testing Machine
 Discuss Question
Answer: Option A. -> Universal Testing Machine
Answer: (a).Universal Testing Machine
Question 32. What are the applications of chromium plating?
  1.    Plastics
  2.    Wheel and rims
  3.    IC engine parts
  4.    Castings
 Discuss Question
Answer: Option C. -> IC engine parts
Answer: (c).IC engine parts
Question 33. The compressive test is done on which of the following materials?
  1.    Cast iron
  2.    Aluminum
  3.    Gold
  4.    Thermocole
 Discuss Question
Answer: Option A. -> Cast iron
Answer: (a).Cast iron
Question 34. ________ plating is used for protection against wear in lead bearings.
  1.    Gallium
  2.    Arsenic
  3.    Indium
  4.    Helium
 Discuss Question
Answer: Option C. -> Indium
Answer: (c).Indium
Question 35. Which of the following is not a method of shear test?
  1.    Double sheer system for round bar
  2.    Double knife shear system for rectangular section
  3.    Double shear system for conical surfaces
  4.    Shearing of disc using punch and die
 Discuss Question
Answer: Option C. -> Double shear system for conical surfaces
Answer: (c).Double shear system for conical surfaces
Question 36. What is the hardness of a rhodium plate?
  1.    140-425 Vickers
  2.    540-640 Vickers
  3.    720-880 Vickers
  4.    950-1050 Vickers
 Discuss Question
Answer: Option B. -> 540-640 Vickers
Answer: (b).540-640 Vickers
Question 37. Chromizing is carried out at a temperature of __________
  1.    400-600 F
  2.    800-1200 F
  3.    1650-2000 F
  4.    2250-2750 F
 Discuss Question
Answer: Option C. -> 1650-2000 F
Answer: (c).1650-2000 F
Question 38. Which of the following is a use for flash anodic coatings?
  1.    Cartridge cases
  2.    Airplane propeller
  3.    Paint adherence
  4.    Hydraulic pistons
 Discuss Question
Answer: Option C. -> Paint adherence
Answer: (c).Paint adherence
Question 39. The alumilite process uses ________ as an electrolyte for anodizing.
  1.    Sulfuric acid
  2.    Hydrogen peroxide
  3.    Nitric acid
  4.    Ammonium sulfate
 Discuss Question
Answer: Option A. -> Sulfuric acid
Answer: (a).Sulfuric acid
Question 40. Siliconizing is otherwise known as _________
  1.    Chromizing
  2.    Nitriding
  3.    Ihrigizing
  4.    Oxy-cyaniding
 Discuss Question
Answer: Option C. -> Ihrigizing
Answer: (c).Ihrigizing

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