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# GATE Mechanical 1992 Question

The thickness of the blank needed to produce, by power spinning a missile cone of thickness $1.5mm$ and half cone angle $30deg$
A
$3.0mm$
B
$2.5mm$
C
$2.0mm$
D
$1.5mm$

# GATE Mechanical 1996 Question

A $50$ $mm$ diameter disc is to be punched out from a carbon steel sheet $1.0$ $mm$ thick. The diameter of the punch should be (Take clearance as $3\%$ of sheet thickness)
A
$49.925mm$
B
$50.00mm$
C
$50.075mm$
D
none

# GATE Mechanical 1999 Question

Identify the stress strain in the flange portion of a partially drawn cylindrical cup when deep drawing without a blank holder
A
Tensile in all three directions
B
No stress in the flange at all, because there is no blank - holder
C
Tensile stress in one direction and compressive in the other direction
D
Tensile in two directions and compressive in third direction

# GATE Mechanical 2003 Question

A shell of $100$ $mm$ diameter and $100$ $mm$ height with the corner radius of $0.4$ $mm$ is to be produced by cup drawing. The required blank diameter is
$118$ $mm$
$161$ $mm$
$224$ $mm$
$312$ $mm$