The current through a 10-ohm lamp energized by two series-opposing ideal batteries is measured to have a magnitude of 1 ampere. Determine the individual EMFs of the two batteries if the magnitude of the current through the same lamp becomes 2 amperes when the batteries become series-aiding. O 15 and 25 volts: O 5 and 15 volts 20 and 30 volts: O 10 and 20 volts:

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The current through a 10-ohm lamp energized by two series-opposing ideal batteries is measured to have a magnitude of 1 ampere. Determine the individual EMFs of the two batteries if the magnitude of the current through the same
lamp becomes 2 amperes when the batteries become series-aiding.
15 and 25 volts;
O 5 and 15 volts
20 and 30 volts
O 10 and 20 volts:
Transcribed Image Text:The current through a 10-ohm lamp energized by two series-opposing ideal batteries is measured to have a magnitude of 1 ampere. Determine the individual EMFs of the two batteries if the magnitude of the current through the same lamp becomes 2 amperes when the batteries become series-aiding. 15 and 25 volts; O 5 and 15 volts 20 and 30 volts O 10 and 20 volts:
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