Overall efficiency of a centrifugal pump is the ratio of

Related MCQs

• The specific speed of a centrifugal pump may be defined as the speed of an imaginary pump, identical with the given pump, which will discharge one litre of water, while it is being raised through a head of one metre.
• Mechanical efficiency of a centrifugal pump is the ratio of
• The specific speed from 160 to 500 r.p.m. of a centrifugal pump indicates that the pump is
• The efficiency of a centrifugal pump will be maximum when the blades are bent backward.
• The overall efficiency of a reaction turbine is the ratio of
• The overall efficiency of an impulse turbine is the ratio of the actual power produced by the turbine to the energy actually supplied by the turbine.
• The specific speed of a centrifugal pump, delivering 750 litres of water per second against a head of 15 metres at 725 r.p.m., is
• The action of a centrifugal pump is that of a reversed reaction turbine.
• Delivery head of water of a centrifugal pump is inversely proportional to diameter of its impeller.
• In the casing of a centrifugal pump, the kinetic energy of the water is converted into pressure energy before the water leaves the casing.