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प्रश्न
The potential difference available from a solar cell depends on its area.
पर्याय
True
False
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उत्तर
False
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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?
A solar water heater cannot be used to get hot water on
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?
What is the range of temperature which can be achieved in a box-type solar cooker in two to three hours?
Fill in the following blank with suitable word:
A solar cell converts ................ energy into ................ energy.
Explain why, a plane mirror reflector is used in a box-type solar cooker.
Write the uses of solar cells.
Why is the solar cooker box painted black from inside?
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
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:
A solar cooker may not cook food if
(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 many applications, solar cells are connected to rechargeable batteries. Why is this so?
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.
Re-write the statement by selecting the appropriate option.
The solar lamp uses the ................... energy.
Solar photovoltaic cells convert the solar radiation energy directly into ______ energy.
A silicon solar cell of dimension 1 sq.cm. generates a current of about ___________.
A silicon solar cell of dimension 1 sq.cm. generates __________ potential difference.
Solar energy is a non depleting energy. Justify.
