Advertisements
Advertisements
Question
Power available from solar cells : DC : : power require to run domestic equipments : _________
Advertisements
Solution
Power available from solar cells : DC : : power require to run domestic equipments : AC
APPEARS IN
RELATED QUESTIONS
What type of reactions occurring inside the sun produce solar energy?
Fill in the following blank with suitable word:
A solar cell converts ................ energy into ................ energy.
Write the uses of solar cells.
What is a solar cell panel? For what purpose is it used? State its two main advantages.
What is solar constant? What is the value of solar constant?
If the energy received by 5 m2 area in 10 minutes is 4200 kJ, calculate the value of solar constant.
The radiations present in sunlight which make a solar cooker work are:
(a) visible light rays
(b) ultraviolet rays
(c) comic rays
(d) infrared rays
Which of the following is used in solar cooker to harvest the solar energy?
a) Solar panels
b) Silicon cell
c) Mirrors
d) Glass lid
Draw neat and labelled diagram.
One solar panel produces a potential difference of 18 V and current of 3 A. Describe how you can obtain a potential difference of 72 Volts and current of 9 A with a solar array using solar panels. You can use sign of a battery for a solar panel.
Solar photovoltaic cells convert the solar radiation energy directly into ______ energy.
Distinguish between the following.
Electricity generation from solar cells and solar thermal power generation
Complete the following flow chart.
Complete the table.
| Limitations of Solar energy | Limitations of Wind energy |
Which one of the following forms of energy leads to least environmental pollution in the process of its harnessing and utilisation?
Choose the correct statement.
______ is not harmful to the environment.
How can solar energy be harnessed? Mention any two limitations in using solar energy. How are these limitations overcome?
Observe the figure and label it properly:
- What is the figure related to?
- Why are reflectors used?
- Draw a flow chart showing different stages in such a process.
- How is the process used to generate electricity?
- What other method can be used to generate electricity using the same energy source?
