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प्रश्न
Complete the following flow chart.
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उत्तर
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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 the device which converts sunlight into electricity.
How much solar energy will be received by 1 m2 area in one hour if the solar constant be 1.4 kW/m2?
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? Draw the labelled diagram of a solar cell.
Why is the solar cooker box painted black from inside?
If the solar constant is 1.4 kW/m2 then solar energy recived by 1m2area in one hour is:
(a) 5040 J
(b) 504.0 kJ
(c) 5040 kJ
(d) 5.04 kJ
Name two devices which can be utilised for the cooking of food so as to save fuel.
Which of the following solar radiations pass through the atmosphere of Earth: X -rays, ultraviolet rays, visible light rays or infrared radiation?
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 |
Solar photovoltaic cells convert the solar radiation energy directly into ______ energy.
A silicon solar cell of dimension 1 sq.cm. generates a current of about ___________.
A silicon solar cell of dimension 1 sq.cm. generates __________ potential difference.
Solar reflectors are important, why?
State the importance of inverters.
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.
Write a note on Kamuthi Solar Project.
