Determine the voltage dropped across $R_4$ given: $E_T = 120 V$, $R_1 = 15 Omega$, $R_2 = 18 Omega$, $R_3 = 36 Omega$, and $R_4 = 13 Omega$
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To calculate the total resistance, we need to find the equivalent resistance of the parallel combination of R2 and R3, and then add it to R1. The formula for calculating the equivalent resistance of two resistors in parallel is: 1/Rt = 1/R2 + 1/R3 Substituting Show more…
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