What is the correct answer?


Motion of a liquid in a volute casing of a centrifugal pump is an example of

A. Rotational flow

B. Radial

C. Forced spiral vortex flow

D. Spiral vortex flow

Correct Answer :

D. Spiral vortex flow

Related Questions

Reaction turbines are used for The flow ratio of Francis turbine is defined as the ratio of the Multistage centrifugal pumps are used to The efficiency of a Pelton wheel working under constant head ________… If the net positive suction head (NPSH) requirement for the pump is not… The maximum number of jets, generally, employed in an impulse turbine… The specific speed of a turbine is the speed of an imaginary turbine,… A hydraulic ram is a device used to The Fourneyron turbine is _________ reaction turbine. According to fan laws, at constant weight of air or gas, the speed, capacity… A hydraulic accumulator is a device used to store ________ energy which… Power required to drive a centrifugal pump is directly proportional to… The power produced by the reaction turbine is ________ to the head of… A Pelton wheel develops 1750 kW under a head of 100 metres while running… In centrifugal pumps, maximum efficiency is obtained when the blades are A Francis turbine is used when the available head of water is According to fan laws, for the fans having constant wheel diameters, the… Which of the following turbine is preferred for 0 to 25 m head of water? In a centrifugal pump casing, the flow of water leaving the impeller,… Slip of a reciprocating pump is defined as the According to fan laws, at constant speed and capacity, the pressure and… A hydraulic press is a device used Which of the following pump is successfully used for lifting water to… Delivery head of a centrifugal pump is High specific speed of turbine implies it is The ratio of the normal force of jet of water on a plate inclined at an… The function of guide vanes in a reaction turbine is to The flow ratio in case of Francis turbine varies from In a centrifugal pump, the regulating valve is provided on the Medium specific speed of a pump implies it is