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Chemical Engineering - Chemical Engineering Basics

Exercise : Chemical Engineering Basics - Section 3
11.
Baffles provided on the shell side of a shell and tube heat exchanger are meant for
providing support for the tubes.
improving heat transfer.
both 'a' & 'b'.
preventing the fouling of tubes & stagnation of shell side fluid.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
12.
When an isolated thermodynamic system executes a process,
work is done.
heat transfer takes place.
mass flow occurs across the boundary of the system.
no chemical reaction takes place within the system.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
13.
Brittleness induced due to the presence of sulphur in steel can be reduced by adding
manganese
magnesium
vanadium
copper
Answer: Option
Explanation:
No answer description is available. Let's discuss.
14.
Atomic __________ of an element is a whole number.
weight
number
volume
radius
Answer: Option
Explanation:
No answer description is available. Let's discuss.
15.
The boiling & freezing points on a newly defined temperature scale in degree 'D' are 400°D & 100°D respectively. The temperature reading corresponding to 60°C on this new temperature scale will be equal to __________ °D.
140
180
240
280
Answer: Option
Explanation:
No answer description is available. Let's discuss.
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