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 1988
Fill in the Blanks
+1
-0
In twist drills ......... (small/large) point angle and ........ (small/large) helix angle are provided for drilling soft, low strength steel.
4
GATE ME 1988
MCQ (Single Correct Answer)
+1
-0.3
The standard specification of a grinding wheel is $$A-46-M-6-V-21.$$ It means a wheel of
A
Aluminium oxide of mesh size $$6$$
B
Boron carbide of mesh size $$46$$
C
Aluminium oxide of mesh size $$46$$
D
Silicon carbide of mesh size $$6$$
GATE ME Subjects
Turbo Machinery
EXAM MAP
Medical
NEET
Graduate Aptitude Test in Engineering
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CBSE
Class 12