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Given below are two statements Statement I: Photovoltaic cells are often made up of crystal silicon. Statement II: Photovoltaic cells are also m
Question



Given below are two statements
Statement I: Photovoltaic cells are often made up of crystal silicon.
Statement II: Photovoltaic cells are also made up of inexpensive amorphous silicon, which is like ordinary glass and has no crystal properties.
In light of the above statements, choose the most appropriate answer from the options given below:

A.

Both Statement I and Statement II are correct

B.

Both Statement and Statement II are incorrect

C.

Statement I is correct but Statement II is incorrect

D.

Statement I is incorrect but Statement II is correct

Correct option is A


Statement I: Photovoltaic cells (PV cells) commonly use crystalline silicon as the primary material for converting sunlight into electricity. Crystalline silicon is efficient and reliable, making it a popular choice in PV technology.
Statement II: Amorphous silicon is also used in photovoltaic cells, especially in applications requiring flexible or thin-film solar panels. Unlike crystalline silicon, amorphous silicon does not have a regular crystal structure and is often less expensive to produce. This material allows for a more flexible and lightweight design, though with lower efficiency compared to crystalline silicon.
Information Booster Photovoltaic cells can use different forms of silicon:
1. Crystalline Silicon (c-Si): This includes both monocrystalline and polycrystalline silicon. These types are widely used due to their high efficiency and durability. Crystalline silicon solar cells dominate the market because they offer high efficiency and long-term stability. Monocrystalline cells, in particular, are known for their high power output.
2. Amorphous Silicon (a-Si): Often used in thin-film solar cells, amorphous silicon is less efficient than crystalline silicon but is cheaper to produce and suitable for flexible applications. Although amorphous silicon is less efficient, it has advantages in cost and flexibility. It is widely used in smaller devices and applications where flexibility and lightweight features are prioritized.

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