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Manufacturing And Production Technology

Manufacturing And Production Technology
In a shaper, the metal is removed during

Return stroke
Forward stroke
Both the forward and return strokes
Neither the forward nor the return stroke

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Manufacturing And Production Technology
The silicon carbide abrasive is chiefly used for grinding

Ceramic
Cemented carbide
Cast iron
All of these

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Manufacturing And Production Technology
In an orthogonal cutting, the depth of cut is halved and the feed rate is double. If the chip thickness ratio is unaffected with the changed cutting conditions, the actual chip thickness will be

Quadrupled
Unchanged
Doubled
Halved

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Manufacturing And Production Technology
The actual feed in centerless grinders is given by (where d = Dia. of regulating wheel, n = Revolutions per minute, and α = Angle of inclination of wheel)

πdn cosα
πdn sinα
πdn
πd

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Manufacturing And Production Technology
A solid cylinder of diameter 100 mm and height 50 mm is forged between two frictionless flat dies to a height of 25 mm. The percentage change in diameter is

20.7
41.4
2.07

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Manufacturing And Production Technology
A tool used to withdraw a drill from the sleeve is called

Drill drawer
Drill remover
Drill puller
Drift

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