Question

Two wires of equal length one of copper and the other of manganin have the same thickness.which one can be used for electrical transmission lines and electrical heating devices

Answer 1

HEY!!

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▶Copper should be used in the transmission lines because copper is a really good conductor and does not heat the surface like manganin.

▶Whereas manganin is used in heating devises because the heat is trapped and results in the heating effect of electricity.

Answer 2

Answer:

for electric transmission copper wire can be used .

whereas Manganin can be used for heating devices.

Explanation:

copper is used for transmission wires because it is good conductor of heat on the other hand Manganin is used for heating devices because it heats very easily as well as quickly which is required for a heating device