Recent content by ashyau

  1. A

    Current through the circuit with resistor and light bulb

    Homework Statement Problem is give in the image Homework Equations V=IR The Attempt at a Solution Since its a series circuit i tried that current should be the same so it's 9/20 since there is no resistance in the bulb which is 0.45 Ω somehow the answer is 0.3Ω. why is that the...