Top plate moving and the bottom plate fixed
Bottom plate moving and the top plate fixed
Both the plates fixed
Both the plates moving
✅ The correct answer is option A.
Chemical Engineering MCQs
__________ fuels require the maximum percentage of ‘excess air’ for complete combustion.
Solid
Liquid
Gaseous
Nuclear
✅ The correct answer is option A.
Pressure drop in packed bed for turbulent flow is given by the __________ equation.
Kozney-Karman
Blake-Plummer
Leva’s
Hagen-Poiseulle’s
✅ The correct answer is option B.
Which of the following ratios defines the recycle ratio in a chemical process?
Gross feed stream/recycle feed stream
Recycle stream/fresh feed stream
Recycle stream/gross feed stream
None of these
✅ The correct answer is option B.
Pipes having diameter 14 inches or more are designated by their
Outside diameter
Inside diameter
Schedule number
None of these
✅ The correct answer is option A.
At higher temperature, molal heat capacities of most of the gases (at constant pressure) __________ with increase in temperature.
Increases
Decreases
Remains unchanged
Increases linearly
✅ The correct answer is option A.
Which is the most efficient and best for measuring very small flow rate of gases?
Venturimeter
Orifice meter
Rotameter
Flow nozzle
✅ The correct answer is option C.
Vena-contracta pressure tapping is at a distance __________ from the position of an orificemeter fitted in a pipe of internal diameter ‘d’
D
0.5d
2d
4d
✅ The correct answer is option B.
The fluid velocity varies as the square root of the cylindrical pipe diameter in case of steady state laminar flow at constant pressure drop fo __________ fluid.
Dilatant
Pseudoplastic
Bingham plastic
Newtonion
✅ The correct answer is option A.
Nature of fluid flow during the opening of a valve in a pipeline is
Laminar
Unsteady
Steady
Uniform
✅ The correct answer is option B.