Question: Coke oven walls are lined with __________ bricks.
[A].silica
tar-dolomite
low thermal conductivity
fire clay
[A].
[B].
[C].
[D].
Answer: Option A
Explanation:
No answer description available for this question.
CHEMICAL ENGINEERING
Gas holder of a gobar (cowdung) gas plant is made of
Question: Gas holder of a gobar (cowdung) gas plant is made of
[A].molybdenum stainless steel
tin
mild steel
aluminium
[A].
[B].
[C].
[D].
Answer: Option C
Explanation:
No answer description available for this question.
Heat sensitive materials with very high latent heat of vaporisation may be economically separated using
Question: Heat sensitive materials with very high latent heat of vaporisation may be economically separated using
[A].liquid extraction
distillation
evaporation
absorption
[A].
[B].
[C].
[D].
Answer: Option A
Explanation:
No answer description available for this question.
Muntz metal is a/an alloys of
Question: Muntz metal is a/an alloys of
[A].magnesium & tin
ferrous material
lead & tin
copper & zinc
[A].
[B].
[C].
[D].
Answer: Option D
Explanation:
No answer description available for this question.
Biological shield in a nuclear power reactor is made of
Question: Biological shield in a nuclear power reactor is made of
[A].concrete
steel
cadmium
zircalloy
[A].
[B].
[C].
[D].
Answer: Option A
Explanation:
No answer description available for this question.
Concentrated HCl at 30°C can be stored in a vessel made of
Question: Concentrated HCl at 30°C can be stored in a vessel made of
[A].PTFE and porcelain.
cast iron and aluminium.
stainless steel and high silicon cast iron.
none of these.
[A].
[B].
[C].
[D].
Answer: Option A
Explanation:
No answer description available for this question.
Zircalloy used as a fuel cladding material in a nuclear reactor (thermal) is an alloy of zirconium
Question: Zircalloy used as a fuel cladding material in a nuclear reactor (thermal) is an alloy of zirconium
[A].tin, nickel, iron and chromium
and graphite
and copper
none of these
[A].
[B].
[C].
[D].
Answer: Option A
Explanation:
No answer description available for this question.
Kel-F is a material, which is
Question: Kel-F is a material, which is
[A].chemically known as polychlorotrifluor-oethylene (PTFE).
having excellent chemical & high temperature resistance (upto 200°C).
having elastomeric properties.
all (a), (b) and (c).
[A].
[B].
[C].
[D].
Answer: Option D
Explanation:
No answer description available for this question.
Copper is dissolved from its ore by H2SO4 in a percolation tank made of
Question: Copper is dissolved from its ore by H2SO4 in a percolation tank made of
[A].wood
stainless steel
reinforced concrete lined with lead
high silicon iron (14% Si)
[A].
[B].
[C].
[D].
Answer: Option C
Explanation:
No answer description available for this question.
Centrifugal pump made of pyrex or glass can’t be used to pump
Question: Centrifugal pump made of pyrex or glass can’t be used to pump
[A].milk and fruit juices.
alkaline solutions.
dilute H2SO4 at room temperature.
brine.
[A].
[B].
[C].
[D].
Answer: Option B
Explanation:
No answer description available for this question.