Hydro power plant

The cheapest plant in operation and maintenance is.......

• Steam power plant

• Nuclear power palnt

• Hydro power plant

• None of the above

The amount of electrical energy that can be generated by a hydroelectric power plant depends upon ___________

• Head of water

• Quantity of water

• Specific weight of water

• Efficiency of Alternator

The efficiency of hydro power plant is

• 20%

• 50%

• 60%

• 80%

Hydroelectric power plant is mainly located in ____________

• Flat areas

• Deserts

• Hilly areas

• Deltas

Which of the following is not an advantage of hydroelectric power plant?

• no fuel requirement

• low running cost

• continuous power source

• no standby losses

Location of the surge tank in a hydro-electric station is near to the.....

• Tailrace

• Turbine

• Reservoir

• None of the above

The cost of fuel transportation is minimum........

• Thermal power plant

• Hydro-electric power plant

• Nuclear power plant

• None of the above

What is the Role of penstock in Hydropower plant?

• Carries water to the turbine

• Absorbs pressure swing

• Is used with Kaplan turbines

• Reduces load

With reference to hydrometer station, the graphical representation of the discharge as function of time is known as

• Hectograph.

• Hydro-graph.

• Load duration curve.

• Monograph

A penstock is used as a condition between

• the turbine and discharge drain.

• the dam and the turbine in a hydro station.

• the heat ex-changer and the turbine in nuclear power plant.

• none of above.