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Chemical Engineering - Materials and Construction

Exercise : Materials and Construction - Section 5
6.
Wrought iron is
high carbon iron.
highly resistance to acid corrosion.
malleable & ductile; and hence is used for chain links, hooks & couplings.
an alloy of iron, chromium & carbon.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
7.
Perspex is nothing but
acrylic sheet
an elastomer
an alloy of lead and tin
aluminium foil clad with bakelite
Answer: Option
Explanation:
No answer description is available. Let's discuss.
8.
Centrifugal pump made of pyrex or glass can't be used to pump
milk and fruit juices.
alkaline solutions.
dilute H2SO4 at room temperature.
brine.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
9.
Ability of a material to __________ is indicated by its damping capacity.
withstand compression
absorb vibration
absorb shock
none of these
Answer: Option
Explanation:
No answer description is available. Let's discuss.
10.
Corrosion resistance of steel is increased by the addition of
phosphorous and tungsten.
nickel and chromium.
lead and vanadium.
molybdenum and tungsten.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
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