Casting Heating Pouring Online Exam Quiz
Casting Heating Pouring GK Quiz. Question and Answers related to Casting Heating Pouring. MCQ (Multiple Choice Questions with answers about Casting Heating Pouring
For casting operation, a metal must be heated to what temperature?
Options
A : Above solidifying temperature
B : Above vapourising temperature
C : Above melting temperature
D : Above room temperature
What is the shape of the sprue?
Options
A : Cuboidal
B : Cubicle
C : Trapezoidal
D : Spherical
Which of the following is not a furnace used for heating?
Options
A : Cupola furnace
B : Crucible furnace
C : Electric arc furnace
D : Blow air furnace
If there is an increase in the mass of the metal being heated, how would it affect the total heat energy required to raise the temperature of metal?
Options
A : Increases
B : Decreases
C : No affect
D : Quantities not related
In any flow through a system, if the area of cross section in which the metal is flowing, decreases, how will it affect the velocity?
Options
A : Increases
B : Decreases
C : No affect
D : Quantities not related
What is the unit of specific heat of solid metal?
Options
A : J/kg
B : J °C/kg
C : J/kg °C
D : °C/kg
When the molten metal is put into the mold, what is that temperature called?
Options
A : Melting temperature
B : Vapourising temperature
C : Pouring temperature
D : Room temperature
Heat required to raise the temperature to the melting point is called what?
Options
A : Sensible heat
B : Latent heat
C : Calorific heat
D : Specific heat
The heat needed for a change of state of a material without changing the temperature is called what?
Options
A : Sensible heat
B : Latent heat
C : Calorific heat
D : Specific heat
According to Bernoulli’s theorem, energies at two points in a flowing liquid are equal.
Options
A : True
B : False
C :
D :
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