term 1

Question 1

Heating above the transformation
range, usually 13000 F to 13500F,
and cooling slowly to soften the
metal and increase in machining.
A. Annealing
B. Hardening
C. Normalizing
D. Tempering

Answer 1

A. annealing

Question 2

Heating above the transformation
temperature and quenching
usually in oil , for the purpose of
increasing the hardness :
A. Annealing
B. Hardening
C. Normalizing
D. Tempering

Answer 2

B. Hardening

Question 3

Reheating to a temperature
below the transformation range,
followed by any desired rate of
cooling to attain the desired properties of the metal.
A. Annealing
B. Hardening
C. Tempering
D. Stress Relieving

Answer 3

C. Tempering

Question 4

Heating to a subcritical
temperature, about 1 , 1000 F to
I ,3000F and holding at that temperature for a suitable time
for the purpose of reducing
internal residual stresses.
A. Annealing
B. Hardening
C. Tempering
D. Stress Relieving

Answer 4

D. Stress Relieving

Question 5

Heating to some 1000F above
the transformation range with
subsequent cooling to below
that range in still air at room
temperature to produce uniform
structure of the metal .
A. Annealing
B. Hardening
C. Normalizing
D. Tempering

Answer 5

C. Normalizing

Question 6

A machine tool used for
producing holes in metal by the
use of a cutting tool called drill.
A. Drilling machine
B. Boring machine
C. Milling machine
D. Broaching machine

Answer 6

A. Drilling Machine

Question 7

A machine tool used to form metal parts by removing metal from a workpiece by the use of