Beehive coke ovens are made of ________________ bricks?
Beehive coke ovens are made of ________________ bricks?
A. Silica
B. Fireclay
C. Silicon carbide
D. Corundum
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Vessels made of _____________ can be used to store dry chlorine?
Vessels made of _____________ can be used to store dry chlorine?A. Thermoplastic materials
B. Nickel
C. Steel or iron
D. None of theseChrome vanadium steels usually contain 0.8 to 1.1% Cr, 0.25 to 0.35% C and < 0.25% V. It is ______________________?
Chrome vanadium steels usually contain 0.8 to 1.1% Cr, 0.25 to 0.35% C and < 0.25% V. It is ______________________?A. Used for making axle & shafts of aeroplanes, automobiles and locomotives
B. Having poor fatigue resistance
C. Having poor toughness
D. Not helpful in producing cleaner steel due to oxidising action of vanadiumCopper 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 [B].
stainless steel [C].
reinforced concrete lined with lead [D].
high silicon iron (14% Si) Answer: Option C
Explanation:
No answer description available for this question.
The preferred material of construction for storage tanks for 98% sulphuric acid is_________________?
The preferred material of construction for storage tanks for 98% sulphuric acid is_________________?A. Aluminium
B. Lead
C. Stainless steel 316
D. Mild steel_____________ of a material results, when its strength is increased & ductility is decreased by heating at a relatively lower temperature after cold working?
_____________ of a material results, when its strength is increased & ductility is decreased by heating at a relatively lower temperature after cold working?A. Solid solution hardening
B. Screw dislocation
C. Strain ageing
D. TwinningLocomotive boiler tubes are made of __________ alloys.
Question: Locomotive boiler tubes are made of __________ alloys.
[A].arsenic copper [B].
magnesium [C].
aluminium [D].
nickel Answer: Option A
Explanation:
No answer description available for this question.