An 2000 WW arc welder is connected to a 660−Vrms660−Vrms ac line. Peak voltage is 930v...

Question

Question

An 2000 WW arc welder is connected to a 660−Vrms660−Vrms ac line.

Peak voltage is 930v

Calculate the peak current.

Second question:

Two resistors when connected in series to a 120-VV line use one-fourth the power that is used when they are connected in parallel.

If one resistor is 2.1 kΩkΩ , what is the resistance of the other?

science physics

Answer 1

Answer #1

Answer 2

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