Lakshya Education MCQs

Question: The mechanism of material removal in edm process is
Options:
A. Melting and Evaporation
B. Melting and Corrosion
C. Erosion and Cavitations
D. Cavitations and Evaporation
Answer: Option A

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Question 1. In which type of welding a gas shield, a consumable electrode is used and the welding can be done in all positions.
  1.     ARC welding
  2.     Submerged ARC welding
  3.     TIG welding
  4.     MIG welding
Answer: Option D
Question 2. In a planer
  1.     Tool is stationary and work reciprocates
  2.     Work is stationary and tool reciprocates
  3.     Tool moves over stationary work
  4.     Tool moves over reciprocating work
Answer: Option A
Question 3. In a shaper
  1.     Tool is stationary and work reciprocates
  2.     Work is stationary and tool reciprocates
  3.     Tool moves over stationary work
  4.     Tool moves over reciprocating work
Answer: Option B
Question 4. In a planer
  1.     Tool is stationary and work reciprocates
  2.     Work is stationary and tool reciprocates
  3.     Tool moves over stationary work
  4.     Tool moves over reciprocating work
Answer: Option A
Question 5. In which type of welding a gas shield, a consumable electrode is used and the welding can be done in all positions.
  1.     ARC welding
  2.     Submerged ARC welding
  3.     TIG welding
  4.     MIG welding
Answer: Option D
Question 6. The cutting speed for counter-boring should be _________ that of drilling operation.
  1.     Equal to
  2.     Less than
  3.     Greater than
  4.     None of these
Answer: Option C

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