a) By reducing the power provided b) By the use of turbines c) By the use of Baffles
View QuestionPower consumption of agitators is a function of ________
a) Impeller used b) Volumetric flow rate c) Volumetric flow rate and Kinetic Energy d) Kinetic Energy
View QuestionName the type of impeller used for agitation of low viscosity fluids, on high speeds?
a) Propeller b) Concave Blade Impeller c) Straight blade turbine d) Paddles Answer: a Explanation: Propellers are ...
View QuestionAn agitator is selected depending upon the __________
a) Volume of liquid b) Height of the tank c) Power required d) Fluid viscosity Answer: d
View QuestionWhich one is not the purpose of establishment of agitation in fluids?
a) Suspension of solid particles b) Blending of solids c) Blending miscible liquids d) Promoting heat transfer
View QuestionThe formula Np = P/n^3Da^5ρ denotes which number in impeller problems?
The formula Np=\(\frac{P}{n^3Da^5\rho}\) denotes which number in impeller problems? a) Weber number b) Froude number c) Power number
View QuestionThe role of Baffles is to improve mixing and remove stratification during agitation.
a) True b) False Answer: a Explanation: During the process of agitation the baffles, which are one ...
View QuestionWhich unit operation involves the mechanically induced establishment of a flow pattern in a liquid mixture?
a) Sedimentation b) Agitation c) Mixing d) Crystallization Answer: b Explanation: Agitation is the process ...
View QuestionAre pumps and fans used for conveying gases?
a) True b) False Answer: b Explanation: True, both pumps and fans are used for conveying ...
View QuestionWhat are the factors to be considered for designing a centrifugal pump?
a) Capacity, Rotational speed only b) Rotational speed only c) Pump, Rotational speed only d) Capacity, rotational speed ...
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