Chemical Engineering - Fluid Mechanics
Exercise "Nothing is impossible to a willing heart."
- (Proverb)
1.
Pascal law is not applicable for a/an __________ fluid.
A. accelerating frictionless B. static C. uniformly moving D. none of these
Answer: E
Explanation:
No answer description available for this question. Let us discuss
2.
In a fluidised bed reactor
A. temperature gradients are very high. B. temperature is more or less uniform. C. hot spots are formed. D. segregation of the solids occurs.
Answer: D
Explanation:
No answer description available for this question. Let us discuss
3.
The flow of a liquid through tapering pipe at a constant rate is an example of __________ flow.
A. steady uniform B. steady non uniform C. unsteady uniform D. unsteady non uniform
Answer: C
Explanation:
No answer description available for this question. Let us discuss
4.
Pick out the correct statement pertaining to transition/ entrance length in fluid flow.
A. The length of entrance region of pipe, in which full development of fluid flow takes place such that velocity profile does not change downstream, is called the transition length. B. Transition length for laminar flow of Newtonion fluids in a pipe of diameter 'd' is equal to 0.05. D.NRe . C. Transition length for turbulent flow of Newtonion fluids in a smooth pipe of diameter 'd' is equal to 50 D. D. all (a), (b) and (c).
Answer: B
Explanation:
No answer description available for this question. Let us discuss
5.
A perfect gas
A. does not satisfy PV = nRT . B. is incompressible and has zero viscosity. C. has constant specific heat. D. can't develop shear stresses.
Answer: D
Explanation:
No answer description available for this question. Let us discuss
