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Physics

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A 10-ohm resistor is attached to a 20-ohm resistor in series. This combination is then attached to a 30-ohm resistor in parallel. This is then connected to a 120-V battery. What is the current drawn from the battery?

  • Physics -

    you have two 30 ohms in parallel, total effective resistance 15 ohms, in a 120 battery (wow), current=120/15 amps

  • Physics -

    A 10-ohm resistor is attached to a 20-ohm resistor in series. This combination is then attached to a 30-ohm resistor in parallel. This is then connected to a 6-V battery. What is the current drawn from the battery?

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