Energy-Sources

Question 1
Solar ponds store solar thermal energy by?
A
Photovoltaic cells
B
Creating salt gradient
C
Using solar thermal collectors
D
Covering major portion of pond by plastic sheets
EnvironmentEnergy-SourcesNTA UGC NET DEC-2022 Paper-1Video-Explanation
Question 2
Which of the following are primary aerosols in atmosphere?
A. Sea salt
B. Black carbon
C. Sulphate
D. Nitrate
E. Mineral Particles
Choose the most appropriate answer from the options given below:
A
A, B and C only
B
B, C and D only
C
A, B and E only
D
C, D and E only
EnvironmentEnergy-SourcesNTA UGC NET DEC-2022 Paper-1Video-Explanation
Question 3
Geothermal field requires combination of the following three conditions
A)A natural underground source of water
B)A mountain in the vicinity
C)An impermeable layer
D)A coal mine in the vicinity
E)A large mass of hot rock in the vicinity
A
A,C,E only
B
A,C,D only
C
B,C,D only
D
B,D,E only
EnvironmentEnergy-SourcesNTA-UGC-NET 2021 Dec & 2022 June Paper-1Video-Explanation
Question 4
Among the following fuels of energy, which is the most environments friendly?
A
Biogas
B
CNG
C
Hydrogen
D
Ethanol
EnvironmentEnergy-Sources2017 November NTA UGC NET Paper 1
There are 4 questions to complete.

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