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Manav Modha

· started a discussion

· 1 Months ago

option 4 spelling mistake (Question: 185971.0 )

option 4 is written as electrial industry. its not a type of industry

Question:

In which of the following industries mica is used as a raw material ?

Options:
A) Cement Industry
B) Glass and Pottery Industry
C) Iron and Steel Industry
D) Electrical Industry
Solution:
Ans:(d) Mica is used as a raw material in electrical industry.

mica is unusual in that it is a good electrical insulator at the same time as being a good thermal conductor.Mica sheets are used to provide structure for heating wire (such as in Kanthal or Nichrome) in heating elements and can withstand up to 900 °C (1,650 °F).

Knowledge Expert

· commented

· 1 Months ago

Dear student
We have fixed it.

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