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Study the following table and answer any...

Study the following table and answer any four questions given below.
Electrical resistivities of some substances, in ohm meter, at `20^@C` are given as follows:

Among the following, which is preferred to be used for electrical transmission lines?

A

Mercury

B

Copper

C

Silver

D

Nichrome

Text Solution

Verified by Experts

The correct Answer is:
B
It is economical and has low resistivity
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