Question

4. The heat produced in a conductor due to
electric current does not depend upon the
material of the conductor. True or false
6. A device which makes use of electromagnet
7. Opposition to the flow of current.​

Answer 1

Answer:

4.False,

Explanation:

answer is correct the heat produced in the current depends upon material

Answer 2

Answer:

4) true

5) iron nail

7).voltage