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प्रश्न
Power available from solar cells : DC : : power require to run domestic equipments : _________
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उत्तर
Power available from solar cells : DC : : power require to run domestic equipments : AC
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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?
What are the advantages and disadvantages of using a solar cooker? Are there places where solar cookers would have limited utility?
What is the range of temperature which can be achieved in a box-type solar cooker in two to three hours?
How much solar energy will be received by 1 m2 area in one hour if the solar constant be 1.4 kW/m2?
Explain why, a plane mirror reflector is used in a box-type solar cooker.
What is a solar cell panel? For what purpose is it used? State its two main advantages.
With the help of a labelled diagram, explain the construction and working of a solar cooker.
Solar cells are made of:
(a) conductors
(b) insulators
(c) semi-conductors
(d) super-conductors
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
In order to make an efficient solar cooker, the cover of the cooker box should be made of:
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?
Name one source of energy which is not derived from solar energy directly of indirectly.
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.
Give scientific reason.
Hydropower, solar energy and wind energy are called renewable energy.
Kamuthi solar power project is situated in ______ district in Tamil Nadu.
The installed capacity of the Kamuthi solar power project is ______ MW.
