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Chemical Engineering - Materials and Construction

Exercise : Materials and Construction - Section 8
1.
Babbit metal (used for making bearings) comprises of
mainly tin (85%) and lead.
saw dust and iron dust mixture.
zinc and aluminium.
copper and aluminium.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
2.
Hydrochloric acid is stored in a __________ steel vessel.
lead lined
rubber lined
glass lined
stainless
Answer: Option
Explanation:
No answer description is available. Let's discuss.
3.
Chrome vanadium steels usually contain 0.8 to 1.1% Cr, 0.25 to 0.35% C and < 0.25% V. It is
used for making axle & shafts of aeroplanes, automobiles and locomotives.
having poor fatigue resistance.
having poor toughness.
not helpful in producing cleaner steel due to oxidising action of vanadium.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
4.
Which of the following alloying elements is present in maximum percentage in high speed steel.
Molybdenum
Chromium
Tungsten
Vanadium
Answer: Option
Explanation:
No answer description is available. Let's discuss.
5.
Electronic structure of a material is generally studied by
metallurgical microscope
electron diffraction
spectroscopic techniques
X-ray
Answer: Option
Explanation:
No answer description is available. Let's discuss.
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