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GATE PI 1989

Exam Held on Thu Jan 01 1970 00:00:00 GMT+0000 (Coordinated Universal Time)
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GATE PI

Negative allowance is provided on the pattern to take care of
For the same material, powder metallurgy process is superior to casting for
Poor collapsibility of the mold leads to .......... type of casting defect in al...
The process by which shell like castings (like toys) are made is
Green strength in powder metallurgy refers to the strength of
What is the velocity of the steel at the bottom of the sprue if the sprue height...
Shrinkage allowance on pattern is provided to compensate for shrinkage when
Molten aluminium was poured in a sand mold and the thickness of solid skin forme...
In welding brass with oxy-acetylene flame, the type of flame used is
In welding a mild steel sheet using an oxy-acetylene flame, the total amount of ...
Match the following <img class="question-image" src="https://imagex.cdn.examgoa...
In $$HSS,$$ the tungsten can be substituted by
Calculate the tonnage capacity of the broaching machine required to broach on th...
The results of machining steel with $$2$$ grades of tool material are given belo...
Abrasives are not used in
In turning operation the surface finish can be improved by decreasing
If the number of double strokes per minute in a shaper is calculated by ($$0.643...
Match the following <img class="question-image" src="https://imagex.cdn.examgoal...
If the $$z$$-axis &amp; $$x$$-axis of $$CNC$$ lathe are provided with straight l...
The blank diameter used in thread rolling will be
Collapsible tubes are made by
At the last hammer stroke the excess material from the finishing cavity of a for...
In a wire drawing operation diameter of $$6mm$$ is reduced in stages to a diamet...
Flatness of slip gages is checked with
Outside diameter of bush is turned using a mandrel. The mandrel diameter is main...

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