Question

Assuming a straight line V-I characteristics for a DC welding generator. Short-circuit current as 400 A and open circuit voltage as 50 V, which one of the following is the correct voltage and current setting for maximum arc power? 400 A and 50 V 200 A and 100 V 400 A and 25 V 200 A and 25 V

Answer 1

sorry

I don't know the answer