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If a 6000-ohm resistor is connected to an outlet that provides a 120-V, 60 Hz sinewave....

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it-sall-in-th...

Posted August 13, 2013 at 8:10 PM via web

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If a 6000-ohm resistor is connected to an outlet that provides a 120-V, 60 Hz sinewave. How much power would be used?

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justaguide | College Teacher | (Level 2) Distinguished Educator

Posted August 14, 2013 at 3:11 AM (Answer #1)

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The power consumed when a resistor with resistance R is connected across a voltage source V is given by P = V^2/R.

For a resistor of 6000 ohm and a voltage source V ` `= 120 V, the power consumed is (120^2)/6000 = 2.56 W.

The amount of powered consumed by the resistor is 2.56 W.

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