Question: Galena is an ore of
[A].iron
copper
lead
aluminium
[A].
[B].
[C].
[D].
Answer: Option C
Explanation:
No answer description available for this question.
Chemical Engineering Basics
__________ property of a material is determined by the Herbert Pendulum device.
Question: __________ property of a material is determined by the Herbert Pendulum device.
[A].Hardness
Tensile
Toughness
Compressive
[A].
[B].
[C].
[D].
Answer: Option A
Explanation:
No answer description available for this question.
L.D. (Linz-Donawitz) converter is used in the production of
Question: L.D. (Linz-Donawitz) converter is used in the production of
[A].copper
steel
zinc
aluminium
[A].
[B].
[C].
[D].
Answer: Option B
Explanation:
No answer description available for this question.
Annealing of cast iron
Question: Annealing of cast iron
[A].softens it to facilitate machining.
decreases the free carbon.
increases the strength.
none of these.
[A].
[B].
[C].
[D].
Answer: Option A
Explanation:
No answer description available for this question.
__________ test is the appropriate test to determine whether a material is ductile or brittle.
Question: __________ test is the appropriate test to determine whether a material is ductile or brittle.
[A].Impact
Cupping
Hardness
Tensile
[A].
[B].
[C].
[D].
Answer: Option A
Explanation:
No answer description available for this question.
Young’s modulus of a material is the measure of its
Question: Young’s modulus of a material is the measure of its
[A].stiffness
malleability
creep resistance
tensile strength
[A].
[B].
[C].
[D].
Answer: Option A
Explanation:
No answer description available for this question.
A good abrasive
Question: A good abrasive
[A].should be friable.
should have low refractoriness.
is made up of large size of crystals.
should be soft.
[A].
[B].
[C].
[D].
Answer: Option A
Explanation:
No answer description available for this question.
With increase in carbon percentage in steel, its
Question: With increase in carbon percentage in steel, its
[A].yield stress decreases.
elongation percent increases.
tensile strength increases.
impact strength increases.
[A].
[B].
[C].
[D].
Answer: Option C
Explanation:
No answer description available for this question.
Out of the following, the joint produced by __________ has the lowest strength.
Question: Out of the following, the joint produced by __________ has the lowest strength.
[A].soldering
welding
brazing
rivetting
[A].
[B].
[C].
[D].
Answer: Option A
Explanation:
No answer description available for this question.
The process of removal of scale formed during hot rolling of steel is termed as
Question: The process of removal of scale formed during hot rolling of steel is termed as
[A].descaling
shot blasting
pickling
skimming
[A].
[B].
[C].
[D].
Answer: Option C
Explanation:
No answer description available for this question.