A. Corrosive
B. Viscous
C. Non-Newtonian
D. Solid suspended
Related Mcqs:
- Foot valves provided in pumps are ____________ valves?
A. Relief
B. Three/four way
C. Pressure reducing
D. Directional control - Diaphragm pumps are used to transport_________________?
A. Solids
B. Liquids
C. Fluids
D. Slurries - Foot valves are provided in the suction line of a centrifugal pump to ____________________?
A. Avoid priming, every time we start the pump
B. Remove the contaminant present in the liquid
C. Minimise the fluctuation in discharge
D. Control the liquid discharge - Check valves are used_______________?
A. At high pressure
B. In bends
C. For controlling water flow
D. For unidirectional flow - Which of the following valves will incur maximum pressure drop for the same discharge of water ?
A. Globe valve
B. Gate valve
C. Needle valve
D. Butterfly valve - Which of the following facilitates close control of flow of fluids ?
A. Gate valve
B. Globe valve
C. Butterfly valve
D. Check valve - What is the shear rate at the pipe wall, in case of laminar flow of Newtonian fluids in a pipe of diameter ‘D’ & length ‘L’ incurring a pressure drop ‘Δp’ with average velocity ‘Vavg’ ?
A. D Δp/8L
B. D Δp/4L
C. 8 Vavg/D
D. 4 Vavg/D - For laminar flow of Newtonian fluids through a circular pipe, for a given pressure drop and length & diameter of pipe, the velocity of fluid is proportional to (where, μ = fluid viscosity ) ?
A. μ
B. 1/μ
C. √μ
D. 1/√μ - Power required for mixing Newtonian fluids is a function of the _________________?
A. Speed of impeller, diameter of impeller & viscosity
B. Density & viscosity of fluid only
C. Density of fluid, viscosity of fluid & impeller dia only
D. None of these - For flow of fluids through packed bed, the superficial velocity is_________________?
A. Less than the average velocity through channels
B. More than the average velocity through channels
C. Dependent on the pressure drop across the bed
D. Same as the average velocity through channels
