Question

If the current in each wire is the same, which wire produces the strongest magnetic field?

a wire that is 1 mm thick and not coiled
a wire that is 2 mm thick and not coiled
a 1-mm-thick coiled wire with ten loops
a 2-mm-thick coiled wire with two loops

Answer 1

Answer:

C

Explanation:

i took the test

Answer 2

Answer:

The answers is a 1-mm-thick coiled wire with ten loops.

Explanation:

because the thickness of the wire does not matter it is how many times it is coiled