Austenite is not
Question: Austenite is not
[A].
ductile
malleable
magnetic
soft
[A].
[B].
[C].
[D].
Answer: Option C
Explanation:
No answer description available for this question.
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Desirable “Micum Index” values of metal-lurical coke are
Question: Desirable “Micum Index” values of metal-lurical coke are
[A].M40 > 78% and M10 < 10%. [B].
M40 > 4% and M10 < 80%. [C].
M40 > 10% and M10 < 78%. [D].
M40 > 98% and M10 < 2%. Answer: Option A
Explanation:
No answer description available for this question.
For a specific centrifugal air blower operating at constant speed & capacity, the power requirement and pressure vary
Question: For a specific centrifugal air blower operating at constant speed & capacity, the power requirement and pressure vary
[A].directly as square of gas density. [B].
directly as gas density. [C].
directly as square root of gas density. [D].
inversely as gas density. Answer: Option B
Explanation:
No answer description available for this question.
Acid proof stoneware
Question: Acid proof stoneware
[A].has very low strength. [B].
cannot be heated. [C].
is broken by small temperature changes. [D].
all (a), (b) and (c). Answer: Option D
Explanation:
No answer description available for this question.
Kopper-Totzek coal gasifier (installed in a coal based nitrogeneous fertiliser plant) employs a/an __________ bed gasifier.
Question: Kopper-Totzek coal gasifier (installed in a coal based nitrogeneous fertiliser plant) employs a/an __________ bed gasifier.
[A].entrained [B].
moving [C].
fixed [D].
fluidised Answer: Option A
Explanation:
No answer description available for this question.
Oxygen required for theoretically complete combustion of 1 Nm3 methane is __________ Nm3.
Question: Oxygen required for theoretically complete combustion of 1 Nm3 methane is __________ Nm3.
[A].2 [B].
4 [C].
6 [D].
1 Answer: Option A
Explanation:
No answer description available for this question.
A mineral is termed as ‘ore’, if
Question: A mineral is termed as ‘ore’, if
[A].a metal can be economically extracted from it. [B].
it contains ≥ 40% metal. [C].
the metal present in it is costly. [D].
all (a), (b) and (c). Answer: Option A
Explanation:
No answer description available for this question.