Electrometallurgy is not involved in the extraction of ___________________ from its ore?

Question: Yield strength of a material is determined by the __________ test.
[A].

creep

[B].

tension

[C].

compression

[D].

endurance

Answer: Option B

Explanation:

No answer description available for this question.

Question: Dezincification is a form of corrosion espe-cially applicable to
[A].

brass

[B].

nichrome

[C].

stainless steel

[D].

monel

Answer: Option A

Explanation:

No answer description available for this question.

Question: Limestone is added in the blast furnace (during pig iron manufacture) to
[A].

form slag by combining with impurities.

[B].

supply heat by undergoing exothermic reaction with impurities.

[C].

reduce the coke consumption.

[D].

reduce slag viscosity.

Answer: Option A

Explanation:

No answer description available for this question.

Question: Out of the following, the __________ pipe has the least corrosion resistance.
[A].

mild steel

[B].

copper

[C].

cast iron

[D].

wrought iron

Answer: Option D

Explanation:

No answer description available for this question.