Question

Help asap please 50 points !!!!

Which of the following will always produce a magnetic force on a nearby iron nail?

O a long piece of copper wire

O a large static electric charge

O an electric current

O an electric field​

Answer 1

Answer: An electric current

Step-by-step explanation:

As there is magnetic effect of electric current i.e when there is an electric current passing through any conductor then is produces a magnetic field around it depending on its shape. so due to magnetic field and a current there will be a magnetic force applied.