Copper & Aluminium - Conducting material in electrical machines

Q.  Which material is used as a conducting material in electrical machines?

i. Copper
ii. Aluminium
iii. Nickel
iv. Iron

- Published on 30 Sep 15

a. i, iii and iv
b. ii and iv only
c. i and ii only
d. i and iv only

ANSWER: i and ii only

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