1
GATE PI 1991
MCQ (Single Correct Answer)
+1
-0.3
Feed motion can be provided with stepper motors in $$CNC$$
A
lathe
B
drilling machine
C
milling machine
D
grinding machine
2
GATE PI 1990
MCQ (Single Correct Answer)
+1
-0.3
The most common interpolation methods in continuous path $$NC$$ machining are
A
linear and circular
B
linear and parabolic
C
circular and parabolic
D
circular and elliptic
3
GATE PI 1990
Fill in the Blanks
+1
-0
Use of a robot for spray painting is primarily justified for improved.... ....... .... A ...... and reduced......... B....................

A. productivity / consistency
B. cost / hazard

4
GATE PI 1989
MCQ (Single Correct Answer)
+1
-0.3
If the $$z$$-axis & $$x$$-axis of $$CNC$$ lathe are provided with straight line controls, it is possible to carry out
A
Turning and facing only
B
Turning facing and taper turning
C
Turning, facing and thread cutting
D
Turning, facing and drilling
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