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प्रश्न
The power produced from solar cells is a DC.
विकल्प
True
False
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उत्तर
True
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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?
Name some of the solar energy devices.
Name the device which converts sunlight into electricity.
Explain why, a plane mirror reflector is used in a box-type solar cooker.
State the advantages and disadvantages of using solar cells.
What is a solar cell panel? For what purpose is it used? State its two main advantages.
If the energy received by 5 m2 area in 10 minutes is 4200 kJ, calculate the value of solar constant.
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
In order to make an efficient solar cooker, the cover of the cooker box should be made of:
A solar cooker may not cook food if
(a) the solar cooker is not placed in the shade
(b) the glass sheet cover of solar cooker is not closed
(c) a convex mirror reflector is not used
What differences would you expect in the charging of car batteries (i) in bright sunlight (ii) on a cloudy day (iii) at night?
What are the major utilizers of solar energy in the world?
Power available from solar cells : DC : : power require to run domestic equipments : _________
Solar energy is a non depleting energy. Justify.
Solar energy is a renewable energy. How?
What is the disadvantage of solar energy?
Choose the correct statement.
______ is considered as a great source of energy.
Write a note on Kamuthi Solar Project.
