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Chemical Engineering - Chemical Engineering Basics

Exercise : Chemical Engineering Basics - Section 9
21.
A fluid is termed as the Newtonion fluid, when the shear stress is __________ the velocity gradient.
independent of
inversely proportional to
directly proportional to
none of these
Answer: Option
Explanation:
No answer description is available. Let's discuss.
22.
Transition from laminar flow to turbulent flow in fluid flow through a pipe does not depend upon the
length of the pipe.
diameter of the pipe.
density of the fluid.
velocity of the fluid.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
23.
When the wet steam is throttled but still remains wet at the exit of the throttle valve, then its temperature & dryness fraction respectively
decreases & increases.
increases & increases.
increases & decreases.
decreases & decreases.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
24.
Limestone addition in the blast furnace is done to flux __________ present in the raw materials.
SiO2
Al2O3
MnO2
P
Answer: Option
Explanation:
No answer description is available. Let's discuss.
25.
The 'transition temperature' for ductile to brittle behaviour of steel increases with increase in the __________ content in steel.
carbon
manganese
both a & b
neither 'a' nor 'b'
Answer: Option
Explanation:
No answer description is available. Let's discuss.
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