1
GATE PI 2005
MCQ (Single Correct Answer)
+1
-0.3
The effects of setting a boring tool above center height leads to a/an.
A
increase in the effective rake angle and a decrease in the effective clearance angle
B
increase in both effective rake angle and effective clearance angle
C
decrease in effective rake angle and an increase in the effective clearance angle
D
decrease in both effective rank angle and effective clearance angle
2
GATE PI 1995
MCQ (Single Correct Answer)
+1
-0.3
In metal cutting $$BUE$$ formation results in
A
Improvement in surface finish
B
reduction in cutting force
C
Deterioration of surface finish
D
Improvement in tool life
3
GATE PI 1995
MCQ (Single Correct Answer)
+1
-0.3
Hot hardness is an essential property for
A
Gear materials
B
Shaft materials
C
Welding electronics
D
Tool materials
4
GATE PI 1995
MCQ (Single Correct Answer)
+1
-0.3
Only negative rake angles are used with the following tool materials
A
$$HSS$$
B
Carbon tool steels
C
Carbides
D
Diamond
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