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प्रश्न
Re-write the statement by selecting the appropriate option.
The solar lamp uses the ................... energy.
विकल्प
Heat
Wind
Light
Sound
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उत्तर
The solar lamp uses the Light energy.
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संबंधित प्रश्न
What are the advantages and disadvantages of using a solar cooker? Are there places where solar cookers would have limited utility?
What type of reactions occurring inside the sun produce solar energy?
Name the semi-conductor material which is usually used for making solar cells.
What is a solar cell panel? For what purpose is it used? State its two main advantages.
Why is the solar cooker box painted black from inside?
In many applications, solar cells are connected to rechargeable batteries. Why is this so?
Solar cells are used to provide the electric current to charge the batteries of a car driven by an electric motor. Describe the energy changes which take place.
Observe the connections of cells shown in the following images.
i. Which connection will give maximum potential difference?
ii. Give one advantage and one disadvantage of this energy.
Write a short note on electrical energy generation and environment.
Assertion (A): A solar cooker cooks the meal due to the greenhouse effect.
Reason (R): The plane mirror is responsible for producing the greenhouse effect.
Solar photovoltaic cells convert the solar radiation energy directly into ______ energy.
A silicon solar cell of dimension 1 sq.cm. generates __________ potential difference.
Find an odd one out.
The power produced from solar cells is a DC.
Solar reflectors are important, why?
State the importance of inverters.
Choose the correct statement.
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?
