Which is required in an insulating refractory ? Options: A . &nbspHigh thermal conductivity B . &nbspLow porosity C . &nbspBoth (a) and (b) D . &nbspNeither (a) nor (b)

Which is required in an insulating refractory ?

Question

Which is required in an insulating refractory ?

Options:

A . High thermal conductivity

B . Low porosity

C . Both (a) and (b)

D . Neither (a) nor (b)

Answer: Option D
Answer: (d).Neither (a) nor (b)

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