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Chemical Engineering - Chemical Engineering Basics

Exercise : Chemical Engineering Basics - Section 18
1.
Sewage is not an excellent medium for the growth of
aquatic creatures.
protozoa.
virus.
pathogenic bacteria.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
2.
Which of the following pair is correctly matched?
Heat transfer: Thermal diffusivity.
Mass transfer: Diffusion co-efficient.
Momentum transfer: Kinematic viscosity.
all 'a', 'b' & 'c' are correctly matched.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
3.
Rate of chemical reaction is not much affected, if the reactants are in __________ form.
solids
liquids
either (a) or (b)
gaseous
Answer: Option
Explanation:
No answer description is available. Let's discuss.
4.
Materials used for making permanent magnets containing iron and nickel are made by __________ technique.
powder metallurgy
casting
forging
none of these
Answer: Option
Explanation:
No answer description is available. Let's discuss.
5.
Lubrication is done to control
friction
wear
temperature
all (a), (b) & (c)
Answer: Option
Explanation:
No answer description is available. Let's discuss.
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