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Chemical Engineering - Materials and Construction

Exercise : Materials and Construction - Section 1
26.
Dielectric strength of a material is
its energy stroage capacity.
a magnetic property.
its capacity to resist the flow of current.
its capacity to withstand high voltage.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
27.
Which of the following stainless steels is non-magnetic ?
Ferritic
Martensitic
Austenitic
None of these
Answer: Option
Explanation:
No answer description is available. Let's discuss.
28.
18-4-1 high speed steel contains 18%, 4% and 1% respectively of
tungsten, vanadium and chromium
tungsten, chromium and vanadium
vanadium, chromium and tungsten
chromium, tungsten and vanadium
Answer: Option
Explanation:
No answer description is available. Let's discuss.
29.
Aluminium as a material of construction suffers from the disadvantage of
very high cost.
rather low tensile strength.
very low strength to weight ratio.
scarce availability.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
30.
Babbit metal used for bearings is a____base alloy.
tin
lead
aluminium
copper
Answer: Option
Explanation:
No answer description is available. Let's discuss.
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