Multiple choice

Electric current is said to be pass through a wire when

  1. Only proton pass through it

  2. Nothing passes through it

  3. Both electron and neutron pass through it

  4. Only electrons pass through it

Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

Electric current passes through a wire when electrons flow from one end to another due to potential difference. Ions, being heavy are considered to be static.