1
GATE PI 1995
MCQ (Single Correct Answer)
+1
-0.3
The material most commonly used for manufacturing of machine tool beds is
A
$$MS$$
B
Gray $$CI$$
C
White $$CI$$$
D
Galvanized iron
2
GATE PI 1995
MCQ (Single Correct Answer)
+1
-0.3
A grinding wheel is said to be glazed if
A
grains have become blunt, but do not fall out
B
gap between the grains is filled by swarf
C
it becomes black due to burning
D
part of the wheel is chipped off
3
GATE PI 1995
True or False
+1
-0
Reamers have usually even number of teeth so that the cutting forces on teeth are properly balanced.
A
TRUE
B
FALSE
4
GATE PI 1992
MCQ (Single Correct Answer)
+1
-0.3
A blind hole is better tapped with a tap having
A
right hand flutes
B
left hand flutes
C
straight flutes
D
no flutes
EXAM MAP