Three resistors 27 49 and 79 are connected in series and a


A.) Three resistors, 27, 49, and 79 ?, are connected in series, and a 0.51-A current passes through them.

(a) What is the equivalent resistance?

?

(b) What is the potential difference across the three resistors?

V

B) A 50.0-W lamp is placed in series with a resistor and a 120.0-V source. If the voltage across the lamp is 26 V, what is the resistance R of the resistor?

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Physics: Three resistors 27 49 and 79 are connected in series and a
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