1
GATE PI 1994
MCQ (Single Correct Answer)
+1
-0.3
Machinability of steels is improved by the addition of
A
Sulphur
B
Silicon
C
Phosporous
D
all of the above
2
GATE PI 1994
MCQ (Single Correct Answer)
+1
-0.3
Only negative rake angles are used with the following tool material
A
$$HSS$$
B
Carbon tool steels
C
Carbides
D
Diamonds
3
GATE PI 1992
MCQ (Single Correct Answer)
+1
-0.3
In metal cutting with a carbide tool, at the maximum recommended speed, the largest $$\% $$ of heat generated goes to the
A
tool
B
chip
C
work
D
tool post
4
GATE PI 1991
MCQ (Single Correct Answer)
+1
-0.3
Amount of energy consumption for unit volume of metal removal is maximum in
A
turning
B
milling
C
reaming
D
grinding
EXAM MAP