Except __________ , all other refractories are bad conductors of electricity (i.

Question

Except __________ , all other refractories are bad conductors of electricity (i.e, have low electrical conductivity).

Options:

A . Fireclay

B . Carborundum

C . Graphite

D . Chromite

Answer: Option C

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Question 7. Permeability of bricks is a measure of the....

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Question 9. Cold crushing strength of refractories depends upon its....

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