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16 October, 23:19

If a light bulb is connected to a 120 V outlet and the resistance of the bulb is 30 Ω, what is the current through the circuit?

3600 amps

150 amps

4 amps

0.25 amps

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Answers (1)
  1. 17 October, 03:00
    0
    Voltage (v) = current (i) * resistance (r)

    I = v/r = 120/30 = 4 amps

    C) 4 amps
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