1
GATE PI 1989
MCQ (Single Correct Answer)
+1
-0.3
Abrasives are not used in
2
GATE PI 1989
Subjective
+5
-0
The results of machining steel with $$2$$ grades of tool material are given below. For a $$180$$ $$min.$$ Tool life which tool is recommended and why?
If the tool regrinding and changing time is $$15min,$$ the cutting speed for tool $$A$$ $$ahs$$ to be chosen ($$40m/min$$ or $$50m/min$$)
3
GATE PI 1989
Subjective
+2
-0
Match the following
4
GATE PI 1989
MCQ (Single Correct Answer)
+1
-0.3
In $$HSS,$$ the tungsten can be substituted by
Paper Analysis
Total Questions
Casting 8
Joining of Materials 3
Machine Tools and Machining 8
Metal Forming 4
Metrology 2
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