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pH of Salts

The rotating ...

Question

The rotating wheel of the person sharpening knives is made of which compound?

A

Silicon oxide

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B

Silicon

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C

Silicon carbide

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D

None of the above

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Solution

The correct option is C Silicon carbide
The person sharpening knives, and a pair of scissors on a rotating wheel.The wheel is made up of silicon carbide as it is hard and gives the perfect sharpened edge to the objects.

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