What is the relationship between the line current i l and the phase current i1 in a balanced delta system?

What is relative velocity? in which condition is relative velocity known by adding the velocity of the first body and that of the second body

1. a camcorder has a power rating of 19 watts. if the output voltage from its battery is 7 volts, what current does it use?answer units 2. a 1.5m wire carries a 6 a current when a potential difference of 57 v is applied. what is the resistance of the wire? your

Explain why electric current cannot exist if a current doesn't have a voltage source.