1
GATE PI 2012
MCQ (Single Correct Answer)
+2
-0.6
In a shaping process, the number of double strokes per minute is $$30$$ and the quick return ratio is $$0.6,$$ If the length of the stroke is $$250mm,$$ the average cutting velocity in $$m/min$$ is
A
$$3.0$$
B
$$4.5$$
C
$$7.5$$
D
$$12.0$$
2
GATE PI 2012
MCQ (Single Correct Answer)
+2
-0.6
In a single pass drilling operation, a through hole of $$15$$ $$mm$$ diameter is to be drilled in a steel plate of $$50mm$$ thickness. Drill spindle speed is $$500epm,$$ feed is $$0.2mm/rev$$ and drill point angle is $${118^ \circ }.$$ Assuming $$2mm$$ clearance at approach and exit, the total drill time (in seconds) is
A
$$35.1$$
B
$$32.4$$
C
$$31.2$$
D
$$30.1$$
3
GATE PI 2011
MCQ (Single Correct Answer)
+2
-0.6
The number of defective produced by a six sigma process (in Parts per million) is
A
$$5.2$$
B
$$4.2$$
C
$$3.2$$
D
$$2.2$$
4
GATE PI 2011
MCQ (Single Correct Answer)
+2
-0.6
Match the following materials with their most appropriate application: GATE PI 2011 Machine Tools and Machining - Machining Question 11 English
A
$$1 - P,\,\,2 - R,\,\,3 - Q,\,\,4 - S$$
B
$$1 - P,\,\,2 - R,\,\,3 - S,\,\,4 - Q$$
C
$$1 - S,\,\,2 - Q,\,\,3 - P,\,\,4 - R$$
D
$$1 - S,\,\,2 - R,\,\,3 - P,\,\,4 - Q$$
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Medical
NEET
Graduate Aptitude Test in Engineering
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CBSE
Class 12