Which of the following is the most rapid quenching medium?
A) Solution of caustic soda
B) High flash point oil
C) Parting off
D) Air
E) Water
Correct Answer:
Verified
Q15: A time switch is
A)A switch which operates
Q16: In instrumentation a correction is
A)Reading-error
B)Range of error-degree
Q17: A 12 mm drilling machine means
A)It can
Q18: A sprue is
A)A process of cleaning castings
B)A
Q19: Which one of the following methods is
Q21: The length of hacksaw blades is
A)Parting off
B)200
Q22: In production work where several castings are
Q23: In following operations are to be performed
Q24: Toole life cannot be defined as
A)number of
Q25: Which of the following press is best
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