Multiple choice The current across a cross-section of a wire said to be 1 A when 1 J of work is done in moving a unit charge from one position to another 1 C of charge flows across the cross-section of the wire per minute 1 C of charge flows across the cross-section of the wire having a potential difference of 1 volt across it 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.