Question: Carbon percentage in medium carbon steel is around
[A].0.1 to 0.35
0.35 to 0.5
0.8 to 1.4
1 to 1. 5
[A].
[B].
[C].
[D].
Answer: Option B
Explanation:
No answer description available for this question.
CHEMICAL ENGINEERING
Low carbon steels are those in which carbon percentage is around
Question: Low carbon steels are those in which carbon percentage is around
[A].0.1 to 0.35
0.4 to 0.7
0.8 to 1.5
1.5 to 2
[A].
[B].
[C].
[D].
Answer: Option A
Explanation:
No answer description available for this question.
With increase in the carbon percentage in the steel, its
Question: With increase in the carbon percentage in the steel, its
[A].hardness increases.
ductility reduces.
tensile strength increases.
all (a), (b) and (c).
[A].
[B].
[C].
[D].
Answer: Option D
Explanation:
No answer description available for this question.
Lead alone is not used in storing equipment, because it
Question: Lead alone is not used in storing equipment, because it
[A].is very costly.
corrodes easily.
is having low creep strength.
none of these.
[A].
[B].
[C].
[D].
Answer: Option C
Explanation:
No answer description available for this question.
Hardest material so far found is
Question: Hardest material so far found is
[A].diamond
graphite
carborundum
pumice stone
[A].
[B].
[C].
[D].
Answer: Option A
Explanation:
No answer description available for this question.
Fractional solvent extraction
Question: Fractional solvent extraction
[A].employs only one solvent
employs two solvents
results in low interfacial tension
none of these
[A].
[B].
[C].
[D].
Answer: Option B
Explanation:
No answer description available for this question.
For handling sulphuric acid of 95% strength, the suitable material of construction for pipes is
Question: For handling sulphuric acid of 95% strength, the suitable material of construction for pipes is
[A].stainless steel
cast iron
aluminium
nickel
[A].
[B].
[C].
[D].
Answer: Option B
Explanation:
No answer description available for this question.
Constantan used in thermocouples is an alloy of
Question: Constantan used in thermocouples is an alloy of
[A].iron & copper
copper & aluminium
lead & tin
none of these
[A].
[B].
[C].
[D].
Answer: Option D
Explanation:
No answer description available for this question.
Invar used in thermocouples is an alloy of nickel and
Question: Invar used in thermocouples is an alloy of nickel and
[A].iron
copper
chromium
lead
[A].
[B].
[C].
[D].
Answer: Option A
Explanation:
No answer description available for this question.
Coke oven regenerators are made of __________ bricks.
Question: Coke oven regenerators are made of __________ bricks.
[A].fire clay
silica
low thermal conductivity
high electrical conductivity
[A].
[B].
[C].
[D].
Answer: Option A
Explanation:
No answer description available for this question.