Question
a.
to store pressure energy which may be supplied to a machine later on
b.
to increase the intensity of pressure of water by means of energy available from a large quantity of water at a low pressure
c.
to lift larger load by the application of a comparatively much smaller force
d.
all of the above
Posted under Mechanical Engineering
Interact with the Community - Share Your Thoughts
Uncertain About the Answer? Seek Clarification Here.
Understand the Explanation? Include it Here.
Q. A hydraulic press is a device used
Similar Questions
Explore Relevant Multiple Choice Questions (MCQs)
Q. The flow ratio in case of Francis turbine varies from
View solution
Q. Which of the following turbine is preferred for a specific speed of 60 to 300 r.p.m.?
View solution
Q. The number of buckets on the periphery of a Pelton wheel is given by
View solution
Q. The undershot water wheels are those in which
View solution
Q. A turbine is required to develop 1500 kW at 300 r.p.m. under a head of 150 m. Which of the following turbine should be used ?
View solution
Q. Which of the following pump is suitable for small discharge and high heads?
View solution
Q. The gross or total head of the turbine is the __________ of the water levels at the head race and tail race.
View solution
Q. 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.
View solution
Q. The specific speed of a turbine is the speed of an imaginary turbine, identical with the given turbine, which
View solution
Q. The runaway speed of a hydraulic turbine is the speed
View solution
Q. The cavitation in a hydraulic machine
View solution
Q. The type of centrifugal pump preferred for a specific speed of 20 r.p.m. is
View solution
Q. If the net positive suction head (NPSH) requirement for the pump is not satisfied, then
View solution
Q. A turbine develops 10000 kW under a head of 25 metres at 135 r.p.m. Its specific speed is
View solution
Q. The power of a centrifugal pump working under constant head and discharge increases with the speed.
View solution
Q. Which of the following pump is successfully used for lifting water to the turbines?
View solution
Q. Which of the following is not a reaction turbine?
View solution
Q. A jet of water is striking at the centre of a curved vane moving with a uniform velocity in the direction of jet. For the maximum efficiency, the vane velocity is __________ of the jet velocity
View solution
Q. The width of the bucket for a Pelton wheel is generally __________ the diameter of jet.
View solution
Q. Which of the following statement is correct ?
View solution
Recommended Subjects
Are you eager to expand your knowledge beyond Mechanical Engineering? We've handpicked a range of related categories that you might find intriguing.
Click on the categories below to discover a wealth of MCQs and enrich your understanding of various subjects. Happy exploring!
