Green Energy TNPSC Group 2 2A Questions

Green Energy MCQ Questions

1.
Which of the following is the ultimate source of energy for us?
A.
LPG
B.
Nuclear
C.
Solar
D.
CNG
ANSWER :
C. Solar
2.
In which of the following kinetic energy is converted into electrical energy?
A.
Tidal energy
B.
Hydro energy
C.
Wind energy
D.
All of these
ANSWER :
D. All of these
3.
A body of mass 1kg is attracted by the earth with a force which is equal to
A.
9.8 N
B.
6.67x 1011
C.
1 N
D.
9.8m/s
ANSWER :
A. 9.8 N
4.
Which of the following is a disadvantage of renewable energy?
A.
results in high pollution
B.
Available only in few places
C.
High cost
D.
Unreliable supply
ANSWER :
D. Unreliable supply
5.
Which of the following is normally used in solar cookers for trapping solar energy?
A.
Solar panels
B.
Silicon cells
C.
Mirrors
D.
Any of above
ANSWER :
C. Mirrors
6.
A Solar cell is an electrical device that converts the energy of light directly into electricity by the
A.
Physical effect
B.
Photovoltaic effect
C.
Chemical effect
D.
All the above
ANSWER :
B. Photovoltaic effect