GATE PI 1990 | Metal Forming Process Question 59 | Metal Forming

GATE PI 1990

MCQ (Single Correct Answer)

-0.3

Semi brittle materials can be extruded by

impact extrusion

closed cavity extrusion

hydrostatic extrusion

backward extrusion

GATE PI 1989

MCQ (Single Correct Answer)

-0.3

Collapsible tubes are made by

Drawing

spinning

Extrusion

Rolling

GATE PI 1989

Fill in the Blanks

-0

At the last hammer stroke the excess material from the finishing cavity of a forging die is pushed into .............

GATE PI 1989

MCQ (Single Correct Answer)

-0.3

The blank diameter used in thread rolling will be

Equal to the major diameter of the thread

Equal to the pitch diameter of the thread

little higher than the minor diameter of the thread

little higher than the pitch diameter of the thread

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