The chemical used in generating acetylene is
A) Charcoal
B) Calcium carbonate
C) Calcium carbide
D) Carbon
E) Crushed bone
Correct Answer:
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Q40: Marform is
A)Is a foming process on lathe
Q41: For aluminium, the cutting speed on lathe
Q42: Which of the following defect results due
Q43: The range of voltage (open circuit) in
Q44: A Bourdon tube is generally made of
A)Monel
Q46: Which one of the following is not
Q47: Plug rolling is used to
A)Reduce the wall
Q48: Burr is
A)Boundary between finished and unifinished portion
Q49: Which process is used for manufacturing the
Q50: The silver point temperature is
A)760°C
B)1500.5°C
C)500°C
D)960.5°C
E)1100.5°C
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