Advertisements
Advertisements
Question
State two advantages of producing electricity from solar energy.
Advertisements
Solution
Advantages of using solar panels:
1. They do not cause any pollution in the environment.
2. Running cost of solar panel is almost zero.
3. They last over a long period of time.
4. They do not require any maintenance.
5. They are suitable for remote and inaccessible places where electricity power lines cannot be laid.
RELATED QUESTIONS
Two toy-cars A and B of masses 500 g and 200 g respectively are moving with the same speed. Which of the two has the greater kinetic energy?
Name the physical quantity measured in terms of horse power.
What is a solar cell?
What is dissipation of energy?
State the energy changes which take place in Electricity is obtained from solar energy.
State the energy changes which take place when:
Water stored in dams rotates turbine connected to a dynamo.
State the energy changes which take place when:
Water freezes in the freezing chamber of a fridge.
Unit of calorific value of a substance is ____________.
Nuclear fission is
