Lakshya Education MCQs

Question: Which of the following alloys does not have copper as one of the constituents?
Options:
A. Delta metal
B. Monel metal
C. Constantan
D. Nichrome
Answer: Option D
Explanation :

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More Questions on This Topic :

Question 1. Which of the following impurity in cast iron promotes graphite nodule formation and increases the fluidity of the molten metal?
  1.     Silicon
  2.     Sulphur
  3.     Manganese
  4.     Phosphorus
Answer: Option A
Explanation :
Question 2. Wrought iron is
  1.     Hard
  2.     High in strength
  3.     Highly resistant to corrosion
  4.     Heat treated to change its properties
Answer: Option C
Explanation :
Question 3. Pig iron is the name given to
  1.     Raw material for blast furnace
  2.     Product of blast furnace made by reduction of iron ore
  3.     Iron containing huge quantities of carbon
  4.     Iron in molten form in the ladles
Answer: Option B
Explanation :
Question 4. The unit cells
  1.     Contain the smallest number of atoms which when taken together have all the properties of the crystals of the particular metal
  2.     Have the same orientation and their similar faces are parallel
  3.     May be defined as the smallest parallelepiped which could be transposed in three coordinate directions to build up the space lattice
  4.     All of the above
Answer: Option D
Explanation :
Question 5. Which of the following alloys does not have copper as one of the constituents?
  1.     Delta metal
  2.     Monel metal
  3.     Constantan
  4.     Nichrome
Answer: Option D
Explanation :
Question 6. Wrought iron is
  1.     Hard
  2.     High in strength
  3.     Highly resistant to corrosion
  4.     Heat treated to change its properties
Answer: Option C
Explanation :

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