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Chemical Engineering - Chemical Engineering Basics

Exercise : Chemical Engineering Basics - Section 23
41.
High __________ of cast iron makes it suitable for use in machine beds.
compressive strength
endurance strength
damping capacity
tensile strength
Answer: Option
Explanation:
No answer description is available. Let's discuss.
42.
Which of the following alloying elements reduces the formation of iron sulphide in steel ?
Cobalt
Nickel
Manganese
Vanadium
Answer: Option
Explanation:
No answer description is available. Let's discuss.
43.
In age-hardenable alloys, maximum ductility is obtained
in as cast state.
immediately after solution treatment and subsequent quenching.
after optimum ageing.
after overageing.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
44.
Prandtl mixing length in turbulent flow signifies the
average distance perpendicular to the mean flow covered by the mixing particles.
wavelength corresponding to the lowest frequency present in the flow field.
ratio of mean free path to characteristic length of the flow field.
magnitude of turbulent kinetic energy.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
45.
Magnesium addition to cast iron increases its
corrosion resistance.
creep strength.
ductility and strength in tension.
hardness.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
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