A. Photo voltaic cells
B. Solar desalination systems
C. Solar cookers
D. Solar water-heating
Related Mcqs:
- Satellites are powered by
- Which of the following is not a reason why water warms and cools much more slowly than land?
- A photo-electric device in which the resistance of the metal changes directly proportional to the ligh striking on it is known as
- Plants that grow in saline water-logged habitat are called ____________.
- The temperature scale that sets freezing of pure water at 32o __________?
- A load cell is essentially a
- The main energy source for the environment is ___________?
- Cadmium sulphide cell is a
- Select the wrong statement
- Various ecological constraints are:
