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प्रश्न
Observe the connections of cells shown in the following images.
i. Which connection will give maximum potential difference?
ii. Give one advantage and one disadvantage of this energy.
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उत्तर
i.Type of connection of solar cells in ‘A’ is ‘in series’ connection and it will give maximum potential difference.
ii.Advantage: Solar energy is an eco-friendly source of energy. It does not cause any pollution.
Disadvantage: As it can be produced in presence of sunlight only, it needs to be stored in batteries for use.
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संबंधित प्रश्न
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?
What is a solar cell? Draw the labelled diagram of a solar cell.
Name the semi-conductor material which is usually used for making solar cells.
Why is the solar cooker box covered with a glass sheet?
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
Solar cells are made of:
(a) conductors
(b) insulators
(c) semi-conductors
(d) super-conductors
The radiations present in sunlight which make a solar cooker work are:
(a) visible light rays
(b) ultraviolet rays
(c) comic rays
(d) infrared rays
In order to make an efficient solar cooker, the cover of the cooker box should be made of:
In many applications, solar cells are connected to rechargeable batteries. Why is this so?
What steps would you suggest to reduce energy consumption?
Power available from solar cells : DC : : power require to run domestic equipments : _________
The power produced from solar cells is a DC.
The potential difference available from a solar cell depends on its area.
Complete the table.
| Limitations of Solar energy | Limitations of Wind energy |
What is the disadvantage of solar energy?
Which one of the following forms of energy leads to least environmental pollution in the process of its harnessing and utilisation?
______ is not harmful to the environment.
Write a note on Kamuthi Solar Project.
