Recent questions tagged casting-forming-and-joining-processes / GO Mechanical

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GATE2018-1-36
The percentage scrap in a sheet metal blanking operation of a continuous strip of sheet metal as shown in the figure is _______ (correct to two decimal places)

The percentage scrap in a sheet metal blanking operation of a continuous strip of sheet metal as shown in the figure is _______ (correct to two decimal places)

Arjun

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Arjun asked Feb 17, 2018

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GATE2015-2-49
In a two-stage wire drawing operation, the fractional reduction (ratio of change in cross-sectional area to initial cross-sectional area) in the first stage is $0.4$. The fractional reduction in the second stage is $0.3$. The overall fractional reduction is $0.24$ $0.58$ $0.60$ $1.00$

In a two-stage wire drawing operation, the fractional reduction (ratio of change in cross-sectional area to initial cross-sectional area) in the first stage is $0.4$. The...

Arjun

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Arjun asked Feb 24, 2017

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GATE2015-2-48
A cube and a sphere made of cast iron (each of volume $1000$ $cm^3$) were cast under identical conditions. The time taken for solidifying the cube was $4$ $s$. The solidification time (in $s$) for the sphere is __________

A cube and a sphere made of cast iron (each of volume $1000$ $cm^3$) were cast under identical conditions. The time taken for solidifying the cube was $4$ $s$. The solidi...

Arjun

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Arjun asked Feb 24, 2017