Lakshya Education MCQs

Question: In hot machining, tool is made of
Options:
A. Tungsten carbide
B. Brass or copper
C. Diamond
D. Stainless steel
Answer: Option A
Explanation :

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More Questions on This Topic :

Question 1. In a gating system, the ratio 1: 2: 4 represents
  1.     Sprue base area: runner area: ingate area
  2.     Pouring basin area: ingate area: runner area
  3.     Sprue base area: ingate area: casting area
  4.     Runner area: ingate area: casting area
Answer: Option A
Explanation :
Question 2. In a plain milling machine, the table can be moved
  1.     Longitudinally
  2.     Crosswise
  3.     Vertically
  4.     All of these
Answer: Option D
Explanation :
Question 3. The lead screw of a lathe has _________ threads.
  1.     Single start
  2.     Double start
  3.     Multi-start
  4.     Any one of these
Answer: Option A
Explanation :
Question 4. While current is shut down in the welding circuit, what kind of voltage exists between the output terminals of the welding machine?
  1.     GTAW
  2.     Open air cut voltage
  3.     Kerf
  4.     Gouging
Answer: Option B
Question 5. In ultrasonic machining, tool is made of
  1.     Tungsten carbide
  2.     Brass or copper
  3.     Diamond
  4.     Stainless steel
Answer: Option B
Explanation :
Question 6. In hot machining, tool is made of
  1.     Tungsten carbide
  2.     Brass or copper
  3.     Diamond
  4.     Stainless steel
Answer: Option A
Explanation :

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