Question: In case of venturimeters, friction losses are about __________ percent of maximum velocity head.
[A].2
8
12
20
[A].
[B].
[C].
[D].
Answer: Option A
Explanation:
No answer description available for this question.
Chemical Engineering
A fluid whose apparent viscosity increases with shear rate is termed as the __________ fluid.
Question: A fluid whose apparent viscosity increases with shear rate is termed as the __________ fluid.
[A].Newtonion
viscous
dilatant
non-viscous
[A].
[B].
[C].
[D].
Answer: Option C
Explanation:
No answer description available for this question.
In case of coutte flow, the fluid flow is between two large flat parallel plates with
Question: In case of coutte flow, the fluid flow is between two large flat parallel plates with
[A].top plate moving and the bottom plate fixed.
bottom plate moving and the top plate fixed.
both the plates fixed.
both the plates moving.
[A].
[B].
[C].
[D].
Answer: Option A
Explanation:
No answer description available for this question.
In case of turbulent flow of a Newtonion fluid in a straight pipe, the maximum velocity is equal to (where, Vavg = average fluid velocity)
Question: In case of turbulent flow of a Newtonion fluid in a straight pipe, the maximum velocity is equal to (where, Vavg = average fluid velocity)
[A].Vavg
1.2 Vavg
1.5 Vavg
1.8 Vavg
[A].
[B].
[C].
[D].
Answer: Option B
Explanation:
No answer description available for this question.
Brownian movement is prominent in the particle size range of __________ microns in case of settling of a particle in a fluid.
Question: Brownian movement is prominent in the particle size range of __________ microns in case of settling of a particle in a fluid.
[A].2 to 3
0.01 to 0.10
200 to 300
100 to 1000
[A].
[B].
[C].
[D].
Answer: Option A
Explanation:
No answer description available for this question.
__________ flow means the flow of incompressible fluid with no shear.
Question: __________ flow means the flow of incompressible fluid with no shear.
[A].Potential
Streamline
Creep
Boundary layer
[A].
[B].
[C].
[D].
Answer: Option A
Explanation:
No answer description available for this question.
Fanning friction factor is equal to(where, fB = Blassius friction factor).
Question: Fanning friction factor is equal to(where, fB = Blassius friction factor).
[A].fB/4
fB/2
4fB
2fB
[A].
[B].
[C].
[D].
Answer: Option A
Explanation:
No answer description available for this question.
For flow of fluids through packed bed, the superficial velocity is
Question: For flow of fluids through packed bed, the superficial velocity is
[A].less than the average velocity through channels.
more than the average velocity through channels.
dependent on the pressure drop across the bed.
same as the average velocity through channels.
[A].
[B].
[C].
[D].
Answer: Option A
Explanation:
No answer description available for this question.
In fluid flow, the stagnation point is defined as a point, where the __________ is zero.
Question: In fluid flow, the stagnation point is defined as a point, where the __________ is zero.
[A].flow velocity
pressure
total energy
all (a), (b) and (c)
[A].
[B].
[C].
[D].
Answer: Option A
Explanation:
No answer description available for this question.
Each term of the Bernoulli’s equation written in the form, , represents the total energy per unit
Question: Each term of the Bernoulli’s equation written in the form, , represents the total energy per unit
[A].mass
volume
specific weight
none of these
[A].
[B].
[C].
[D].
Answer: Option A
Explanation:
No answer description available for this question.