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प्रश्न
Draw neat and labelled diagram.
One solar panel produces a potential difference of 18 V and current of 3 A. Describe how you can obtain a potential difference of 72 Volts and current of 9 A with a solar array using solar panels. You can use sign of a battery for a solar panel.
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उत्तर
We can obtain a potential difference of 72 V by forming a string of 4 solar panels in series. Now, to obtain current of 9 A, connect 3 such identical strings in parallel. The same has been shown below.
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संबंधित प्रश्न
Name some of the solar energy devices.
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Fill in the following blank with suitable word:
A solar cell converts ................ energy into ................ energy.
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.
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(b) 1.4 kW/m
(c) 1.4 kW/m2
(d) 1.4 kW/m3
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(a) visible light rays
(b) ultraviolet rays
(c) comic rays
(d) infrared rays
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What steps would you suggest to reduce energy consumption?
The power produced from solar cells is a DC.
Solar reflectors are important, why?
Distinguish between the following.
Electricity generation from solar cells and solar thermal power generation
What is the disadvantage of solar energy?
______ is considered as a great source of energy.
