Multiple choice

The current across a cross-section of a wire said to be 1 A when

  1. 1 J of work is done in moving a unit charge from one position to another

  2. 1 C of charge flows across the cross-section of the wire per minute

  3. 1 C of charge flows across the cross-section of the wire having a potential difference of 1 volt across it

  4. 1 C of charge flows across the cross-section of the wire per second

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

Option (4) is correct.