1

GATE PI 2009

MCQ (Single Correct Answer)

+2

-0.6

A solid cylinder of diameter $$D$$ and height equal to $$D,$$ and a solid cube of side $$L$$ are being sand cast by using the same material. Assuming there is no super-heat in both the cases, the ratio of solidification times of the cylinder to the solidification time of the cube is

2

GATE PI 2008

MCQ (Single Correct Answer)

+2

-0.6

In sand casting of hallow part of lead, a cylindrical core of diameter $$120mm$$ and height $$180mm$$ is placed inside the mould cavity. The densities of core material and lead are $$1600kg/{m^3}$$ and $$11300kg/{m^3}$$ respectively. The net force (in $$N$$) that tends to lift the core during pouring of molten metal will be

3

GATE PI 2007

MCQ (Single Correct Answer)

+2

-0.6

In a sand casting process, a sprue of $$10mm$$ base diameter and $$250mm$$ height leads to a runner which fills a cubical mold cavity of $$100mm$$ size.

The mold filling time in seconds is

4

GATE PI 2007

MCQ (Single Correct Answer)

+2

-0.6

In a sand casting process, a sprue of $$10mm$$ base diameter and $$250mm$$ height leads to a runner which fills a cubical mold cavity of $$100mm$$ size.

The volume flow rate (in $$m{m^3}/s$$) is

Questions Asked from Casting Process (Marks 2)

Number in Brackets after Paper Indicates No. of Questions

GATE PI 2017 (1)
GATE PI 2016 (1)
GATE PI 2015 (1)
GATE PI 2014 (1)
GATE PI 2012 (1)
GATE PI 2011 (1)
GATE PI 2010 (1)
GATE PI 2009 (1)
GATE PI 2008 (1)
GATE PI 2007 (3)
GATE PI 2006 (1)
GATE PI 2005 (2)
GATE PI 2004 (1)
GATE PI 2003 (3)
GATE PI 2002 (5)
GATE PI 1995 (1)
GATE PI 1994 (1)
GATE PI 1993 (1)
GATE PI 1992 (1)
GATE PI 1990 (1)
GATE PI 1989 (2)

GATE PI Subjects

Fluid Mechanics

Metrology

Theory of Machines

Engineering Mathematics

Machine Tools and Machining

Industrial Engineering

Engineering Mechanics

Strength of Materials

Thermodynamics

Machine Design

Casting

Joining of Materials

Metal Forming