Green Energy for a Sustainable Future
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1

.................... contribute to the absorption of solar radiation at the earth’s surface?

Ozone
Water vapors
Carbon dioxide
All of the above
2

Solar energy is radiated by clouds and earth in the form of ....................

long wave energy
extreme wave energy
short wave energy
wave energy
3

What is the name of the instrument used to measure solar radiation flux?

Sunshine recorder
Pyranometer
Anemometer
None of the above
5

What type of reflecting mirrors is used for using solar energy?

Heliostats
Ponds
Diffusers
Mantle
6

The scattered solar radiation is known as ..................

Beam Radiation
Infrared radiation
Direct radiation
Diffuse radiation
7

………. solar radiation reaches the surface without being scattered or absorbed.

Beam Radiation
Diffuse radiation
Ultraviolet radiation
Infrared radiation
8

Solar energy is radiated from the sun in the form of .........

Ultraviolet Radiation
Electromagnetic waves
Infrared radiation
All of the above
9

Which of the following statement is true for solar energy?

It is becoming cost-effective to produce photovoltaic cells
Solar energy can replace all of the energy created by fossil fuels by 2030
Most solar panels convert more than 25% of the light that strikes them
10

The following type of energy is stored as latent heat:

Electrical energy
Chemical energy
Thermal energy
Mechanical energy