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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 type of reactions occurring inside the sun produce solar energy?
What type of reflector is used in a box-type solar cooker?
What is the range of temperature which can be achieved in a box-type solar cooker in two to three hours?
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.
Name the semi-conductor material which is usually used for making solar cells.
What is solar constant? What is the value of solar constant?
If the energy received by 5 m2 area in 10 minutes is 4200 kJ, calculate the value of solar constant.
In order to make an efficient solar cooker, the cover of the cooker box should be made of:
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
In a solar water heater, why is the storage tank placed at a higher lever than the solar panel containing coils?
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.
What differences would you expect in the charging of car batteries (i) in bright sunlight (ii) on a cloudy day (iii) at night?
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.
Power available from solar cells : DC : : power require to run domestic equipments : _________
Solar energy is a renewable energy. How?
______ is considered as a great source of energy.
Write a note on Kamuthi Solar Project.
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?
