1
GATE ME 1989
MCQ (Single Correct Answer)
+1
-0.3
Gear hobbing produces more accurate gears than milling because in hobbing
A
There is a continuous indexing operation
B
Pressure angle is larger than in milling
C
Hob and work piece both are rotating
D
A special multi-tooth cutter (hob) is used
2
GATE ME 1989
MCQ (Single Correct Answer)
+1
-0.3
Minimum dimensional and form accuracy can be obtained in the cylinder bores of automobile engines if the bores are finished by
A
Lapping
B
Reaming
C
Internal grinding
D
Honing
3
GATE ME 1989
Subjective
+5
-0
The following data is available for machining a component on a turret or center lathe: find out the total number of components to be machined to justify the use of turret lathe GATE ME 1989 Production Engineering - Metal Cutting Question 33 English
4
GATE ME 1989
MCQ (Single Correct Answer)
+2
-0.6
In turning operation the feed rate could be doubled to increase the metal removal rate To keep the same level of surface finish, the nose radius of the tool has to be
A
Doubled
B
Halved
C
Multiplied by $$4$$ time
D
Kept unchanged.