Out of the following materials which one will have lowest temperature of freezing?
A) Copper
B) Zinc
C) Gold
D) Lead
E) Tungsten
Correct Answer:
Verified
Q29: Nitrided steel is used for gears where
A)Variable
Q30: Which one of the following cannot be
Q31: Severe quenching may lead to
A)superficial hardness
B)blow holes
C)formation
Q32: Steel balls are required in large quantities.
Q33: A half nut is
A)A double start nut
Q35: Trepanning tool is used on
A)Milling machine
B)Planers
C)Lathes
D)Power presses
E)Cold
Q36: A blunt tool is used in
A)knurling
B)piercing
C)Parting off
D)gear
Q37: Suitable change wheels for cutting 17 T.P.I.
Q38: For the measurement of velocity, the transduction
Q39: Burnishing operation is done with the help
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