Photo receptors of a printer or a photocopy machine is made of which element?

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SSC Selection Post - 2019

General Science

Photo receptors of a printer or a photocopy machine is made of which element?

This question was previously asked in

SSC Selection Post 2019 Graduation Level Question Paper (16 Oct, 2019) (Shift 3)

Amorphous Phosphorous

Caesium

Amorphous Silicon

Berkelium

The correct answer is

Amorphous Silicon

The correct answer is Amorphous Silicon.

However, it has toxicity concerns. Organic Photoconductor (OPC) drums: These are made from polymer materials coated with organic photoconductive layers. They are widely used in smaller and less expensive printers. The choice of photoreceptor material impacts the performance, cost, and lifespan of the printer or copier drum unit.

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