Q.1
_______________ used in patterns as heat resistant materials.
  • a) Fluxes
  • b) Refractories
  • c) Resin
  • d) Acids
Q.2
Which of the following types of Cast Iron is not included in the formation of castings?
  • a) Gray Cast Iron
  • b) Malleable Cast Iron
  • c) Hematite
  • d) White Cast Iron
Q.3
Which of the following fluxes are not used for the melting of Magnesium alloys?
  • a) Magnesium Chloride
  • b) Magnesium Chloride
  • c) Barium Chloride
  • d) Chlorine
Q.4
Which of the following is a drawback of the aluminum used in pattern making?
  • a) Thermal Conductivity
  • b) Mass Density
  • c) Tensile Strength
  • d) Melting Point
Q.5
The strong anisotropy exhibited in _________ under deformed condition is a disadvantage when it comes to foundry applications.
  • a) Zinc
  • b) Iron
  • c) Aluminium
  • d) Steel
Q.6
______________ is the most commonly used deoxidizer used in foundry.
  • a) Tungsten
  • b) Molybdenum
  • c) Silicon
  • d) Titanium
Q.7
Which of the following has the highest carbide forming tendency of all alloying elements?
  • a) Titanium
  • b) Chromium
  • c) Vanadium
  • d) Cobalt
Q.8
_________ patterns are free from knots and other common defects.
  • a) Wood
  • b) Metal
  • c) Plastic
  • d) Wax
Q.9
____________ is considered as the best pattern and is widely used in foundry.
  • a) Aluminium
  • b) Steel
  • c) Zinc
  • d) Nickel
Q.10
The pattern that has application in the investment casting process is __________
  • a) Plaster
  • b) Wax
  • c) Wood
  • d) Cast Iron
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