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MCQs

Total Questions : 96 | Page 1 of 10 pages
Question 1. Addition of zinc to gun metals results in ______
  1.    Improved fluidity
  2.    Increased machinability
  3.    Increased castability
  4.    Improved toughness
 Discuss Question
Answer: Option A. -> Improved fluidity
Answer: (a).Improved fluidity
Question 2. Which of the following is an application of admiralty gunmetal?
  1.    Bearings
  2.    Marine castings
  3.    Hydraulic valves
  4.    Statues
 Discuss Question
Answer: Option D. -> Statues
Answer: (d).Statues
Question 3. Which of the following is a heat treated alloy?
  1.    Monel metal
  2.    Cupronickel
  3.    German silver
  4.    K monel
 Discuss Question
Answer: Option D. -> K monel
Answer: (d).K monel
Question 4. Monel metal is a type of ______ alloy.
  1.    Nickel silver
  2.    Cupronickel
  3.    Gunmetal
  4.    Sterling silver
 Discuss Question
Answer: Option B. -> Cupronickel
Answer: (b).Cupronickel
Question 5. Highest corrosion resistance in seawater is found is ______ copper alloys.
  1.    Nickel silver
  2.    Bronze
  3.    Cupronickel
  4.    Gunmetal
 Discuss Question
Answer: Option C. -> Cupronickel
Answer: (c).Cupronickel
Question 6. Which copper alloy is used for making cutlery?
  1.    German silver
  2.    Cupronickel
  3.    Brass
  4.    Bronze
 Discuss Question
Answer: Option A. -> German silver
Answer: (a).German silver
Question 7. How much tin is contained in a Babbit metal?
  1.    10%
  2.    82%
  3.    4%
  4.    13%
 Discuss Question
Answer: Option B. -> 82%
Answer: (b).82%
Question 8. Tin-based or lead-based alloys are types of ______
  1.    White metals
  2.    Copper base alloys
  3.    Aluminum base alloys
  4.    Ceramics
 Discuss Question
Answer: Option A. -> White metals
Answer: (a).White metals
Question 9. White bearing metals contain ______ of antimony.
  1.    10%
  2.    25%
  3.    50%
  4.    75%
 Discuss Question
Answer: Option A. -> 10%
Answer: (a).10%
Question 10. Babbit metals are also known as _______
  1.    Tin-base alloys
  2.    Lead-base alloys
  3.    Copper-base alloys
  4.    Aluminum-base alloys
 Discuss Question
Answer: Option A. -> Tin-base alloys
Answer: (a).Tin-base alloys

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