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WorksheetsWind Energy (Unit-1_Introduction)
Total questions: 10
Worksheet time: 5mins
Name
Class
Date
1.
Which of the following are renewable energy resource?
a)
Solar
b)
Wind
c)
Geothermal
d)
All of the above
2.
Which of the area can often displaces conventional fuel by renewable energy?
a)
Space Heating
b)
Transportation
c)
Electricity Generation
d)
All of the above
3.
Photovoltaic cell converts solar energy into
a)
Heat energy
b)
Electric energy
c)
Mechanical energy
d)
Chemical energy
4.
Concentrated solar power (CSP) systems use ____ to focus a large area of sunlight into a small beam.
a)
Lens
b)
Mirrors
c)
Trackers
d)
All of the above
5.
What is a disadvantage of renewable energy?
a)
High pollution
b)
Region specific availability
c)
High running cost
d)
Unreliable supply
6.
A Solar cell is an electrical device that converts the energy of light directly into electricity by the ____________
a)
Photovoltaic effect
b)
Chemical effect
c)
Atmspheric effect
d)
Physical effect
7.
What does heating and cooling of the atmosphere generates?
a)
Conduction currents
b)
Radiation currents
c)
Convection currents
d)
All of the above
8.
What is the estimated wind energy available over the earth surface?
a)
2.9 X 120 MW
b)
1.6 X 107 MW
c)
1 MW
d)
5 MW
9.
What is the main source of wind?
a)
Uneven land
b)
Sun
c)
Vegetation
d)
Seasons
10.
Wind energy is converted into electrical energy with the use of
a)
Turbines
b)
Generators
c)
Motors
d)
Blades
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