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MCQs

Total Questions : 50 | Page 1 of 5 pages
Question 1. Why is split pattern preferred over solid pattern?
  1.    High structural strength
  2.    Simple geometry
  3.    High operable temperature
  4.    Requires lesser time
 Discuss Question
Answer: Option B. -> Simple geometry
Answer: (b).Simple geometry
Question 2. A match plate is made of _________
  1.    Stainless steel
  2.    Wood
  3.    Copper
  4.    Teflon
 Discuss Question
Answer: Option B. -> Wood
Answer: (b).Wood
Question 3. What is the maximum allowable amount of moisture on wood?
  1.    10%
  2.    30%
  3.    45%
  4.    55%
 Discuss Question
Answer: Option A. -> 10%
Answer: (a).10%
Question 4. How are the different sections of a split pattern joined?
  1.    Weld
  2.    Locknut
  3.    Dowel pin
  4.    Flange coupling
 Discuss Question
Answer: Option C. -> Dowel pin
Answer: (c).Dowel pin
Question 5. What are sweep patterns used for?
  1.    Piston rings for IC engine
  2.    Circular castings in loam molding
  3.    Symmetrically shaped castings
  4.    Drainage fittings
 Discuss Question
Answer: Option B. -> Circular castings in loam molding
Answer: (b).Circular castings in loam molding
Question 6. What is the typical machining allowance for aluminum?
  1.    0.5 mm
  2.    1.6 mm
  3.    2.4 mm
  4.    3.0 mm
 Discuss Question
Answer: Option B. -> 1.6 mm
Answer: (b).1.6 mm
Question 7. Which of the following is not a constituent of molding sand?
  1.    Additive
  2.    Sand
  3.    Epoxy
  4.    Binder
 Discuss Question
Answer: Option C. -> Epoxy
Answer: (c).Epoxy
Question 8. Since wood is expensive for larger castings, __________ is used instead of a full pattern.
  1.    Loose piece pattern
  2.    Segmental pattern
  3.    Match plate pattern
  4.    Skeleton pattern
 Discuss Question
Answer: Option D. -> Skeleton pattern
Answer: (d).Skeleton pattern
Question 9. What makes the molding sand refractory?
  1.    Additive
  2.    High-temperature treatment
  3.    Silica
  4.    Clay
 Discuss Question
Answer: Option C. -> Silica
Answer: (c).Silica
Question 10. How much clay does loam sand contain?
  1.    Up to 2%
  2.    Up to 10%
  3.    Up to 30%
  4.    Up to 50%
 Discuss Question
Answer: Option D. -> Up to 50%
Answer: (d).Up to 50%

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