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WorksheetsHydroelectric Power Station
Total questions: 8
Worksheet time: 5mins
Name
Class
Date
1.
Are located in hilly areas where dams can be built and large water reservoir can be obtained.
a)
Hydroelectric power station
b)
Nuclear power station
c)
Gas turbine power station
d)
Steam power station
2.
The water turbine drives the generator which converts ................
a)
The mechanical energy to electrical energy
b)
The electrical energy to electrical energy
c)
None
3.
The advantage of hydroelectric power station.
a)
It has the lowest running cost
b)
Simple in design and construction
c)
Very small running operation cost
4.
The disadvantage of hydroelectric power station.
a)
The highest initial cost compared to other types of plant.
b)
It involve high capital cost due to construction of dam.
c)
There is a problem in starting the unit.
d)
The overall efficiency is low (20%).
5.
Water stored behind the dam is known as …………..
a)
Dam
b)
Penstock
c)
Water reservoir
d)
Spillway
6.
Take the water from reservoir to water turbine.
a)
Dam
b)
Penstock
c)
Surge tank
d)
Spillway
7.
The power house accommodates the turbine and ...........
a)
Generator
b)
Transformer
c)
Both
d)
None
8.
Used to increase the height of water level.
a)
Dam
b)
Penstock
c)
Water reservoir
d)
Spillway
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