In a reciprocating pump, air vessels are used to
Smoothen the flow
Reduce suction head
Increase delivery head
Reduce acceleration head
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- Indicator diagram of a reciprocating pump is a graph between
- The hydraulic efficiency of an impulse turbine is the
- Hydraulic accumulator is used for
- The ratio of actual work available at the turbine to the energy imparted to the wheel is known as ________…
- A centrifugal pump will start delivering liquid only when the pressure rise in the impeller is equal…
- In a single casing, multistage pump running at constant speed, the capacity rating is to be slightly…
- If the ratio's of the corresponding forces acting at corresponding points are equal, then the model…
- If a pump is handling water and is discharging a certain flow Q at a constant total dynamic head requiring…
- Which of the following pump is suitable for small discharge and high heads?
- The ratio of the normal force of jet of water on a plate inclined at an angle of 30° as compared…
- Dynamic similarity is said to exist between the model and the prototype, if both of them
- A turbine develops 10000 kW under a head of 25 metres at 135 r.p.m. Its specific speed is
- Maximum impulse will be developed in hydraulic ram when
- The Thomson's turbine is __________ reaction turbine.
- A Pelton wheel is
- In a centrifugal pump casing, the flow of water leaving the
- Low specific speed of turbine implies it is
- An impulse turbine is used for
- The power produced by the reaction turbine is ________ to the head of water.
- The cavitation in a hydraulic machine
- Impulse turbine is generally fitted
- In an outward flow reaction turbine
- The static head of a centrifugal pump is equal to the ________ of suction head and delivery head.
- A hydraulic accumulator is a device used to store ________ energy which may be supplied to a machine…
- The cavitation in a hydraulic machine is mainly due to
- Which of the following turbine is preferred for 0 to 25 m head of water?
- High specific speed of turbine implies it is
- Which of the following pump is generally used to pump highly viscous fluid?
- The specific speed of turbine is defined as the speed of a unit
- The speed of a turbine runner is