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प्रश्न
Which of the following solar radiations pass through the atmosphere of Earth: X -rays, ultraviolet rays, visible light rays or infrared radiation?
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उत्तर
Visible light rays and short infrared radiation pass through the atmosphere of earth.
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संबंधित प्रश्न
A solar water heater cannot be used to get hot water on
Name some of the solar energy devices.
How much solar energy will be received by 1 m2 area in one hour if the solar constant be 1.4 kW/m2?
The value of solar constant is:
(a) 1.4 kWh
(b) 1.4 kW/m
(c) 1.4 kW/m2
(d) 1.4 kW/m3
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(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
In a solar water heater, why is the storage tank placed at a higher lever than the solar panel containing coils?
Name one source of energy which is not derived from solar energy directly of indirectly.
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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?
