Lathe bed is made of
A) Mild steel
B) Close grain cast iron
C) Cast steel
D) Pig iron
E) Alloy steel
Correct Answer:
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Q27: Which one of the following is a
Q28: In automatic control systems what could be
Q29: The maximum peripheral speed of a grinding
Q30: Continuous chips
A)Are easily disposable
B)Sintering
C)Cause good surface finish
D)Waste
Q31: Fetling of castings is done to
A)Fill the
Q33: In a shrink rule the graduations are
A)Slightly
Q34: The purpose of using a core in
Q35: A micron is
A)0.01 mm
B)0.1 mm
C)1 mm
D)0.0001 mm
E)0.001
Q36: Investment casting uses pattern made of
A)Clay
B)Wood
C)Metal
D)Plastic
E)Wax
Q37: Metal patterns are used for
A)Large castings
B)Large scale
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