200 N
400 N
2000 N
4000 N
✅ The correct answer is option D.
Chemical Engineering MCQs
Dimension of absolute viscosity is
ML⁻¹T⁻¹
MLT⁻¹
ML⁻¹T
MLT
✅ The correct answer is option A.
Which is not a variable head meter?
Venturimeter
Pitot tube
Rotameter
None of these
✅ The correct answer is option C.
In a/an __________ , the flow rate of fluids is obtained by measuring the difference between the impact and the static pressure.
Rotameter
Pitot tube
Venturimeter
Flow nozzle
✅ The correct answer is option B.
What is the shear rate at the pipe wall, in case of laminar flow of Newtonion fluids in a pipe of diameter ‘D’ & length ‘L’ incurring a pressure drop ‘Δp’ with average velocity ‘Vavg’?
D Δp/8L
D Δp/4L
8 . Vavg/D
4 . Vavg/D
✅ The correct answer is option C.
Which of the following is most prone to pulsating discharge flow ?
Centrifugal pump
Reciprocating pump
Gear pump
Axial flow pump
✅ The correct answer is option C.
The Reynolds number for an ideal fluid flow is
4
2100-4000
4000
∞
✅ The correct answer is option D.
An isentropic process is the one, in which
pv = constant
pvr = constant
pvr = constant, and process is reversible
None of these
✅ The correct answer is option C.
Which of the following can be used to create a flow of gas, where no significant compression is required?
Reciprocating compressor
Blower
Axial flow compressor
Centrifugal compressor
✅ The correct answer is option B.
The maximum head that can be developed by a single impeller is __________ ft.
25
100
250-300
1000
✅ The correct answer is option C.