Physics, asked by ps857408, 6 months ago

Q-7 The resistivity of copper metal depends on only one of the following factors. This factor is:
(a) length (b) thickness (c) temperature (d) area of cross-section
Q-8 The elements of electrical heating devices are usually made of

Answers

Answered by TaqaddusFatima

0

Answer:

temperature.
copper

itz ur ans

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