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प्रश्न
A silicon solar cell of dimension 1 sq.cm. generates a current of about ___________.
पर्याय
50 mA
30 mA
50 A
30 A
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उत्तर
A silicon solar cell of dimension 1 sq.cm. generates a current of about 30 mA.
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संबंधित प्रश्न
What kind of mirror – concave, convex or plain – would be best suited for use in a solar cooker? Why?
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Fill in the following blank with suitable word:
A solar cell converts ................ energy into ................ energy.
Name that part of a box-type solar cooler which allow the sun's heat rays to enter the box but does not allow inside heat to go out.
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?
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With the help of a labelled diagram, explain the construction and working of a solar cooker.
The part of box-type solar cooker which is responsible for producing greenhouse effect is:
(a) plane mirror reflector
(b) black coating inside the box
(c) glass sheet cover
(d) utensils placed in the cooker box
Solar cells are made of:
(a) conductors
(b) insulators
(c) semi-conductors
(d) super-conductors
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.
Re-write the statement by selecting the appropriate option.
The solar lamp uses the ................... energy.
Make a table based on forms of energy and corresponding devices:
| Forms of Energy | Devices | |
| a. | Electric | _________ |
| b. | Mechanical | Sewing machine, Bicycle |
| c. | Thermal | __________ |
| d. | _________ | Solar cooker, Solar heater |
The power produced from solar cells is a DC.
Solar reflectors are important, why?
______ is not harmful to the environment.
Kamuthi solar power project is situated in ______ district in Tamil Nadu.
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?
