R1 = 50 Ω, R2 = 200 Ω, and R3 = 600 Ω, and the voltage supply is 600 V. R2 and R3 are in parallel, this combination is in series with R1. What is PTotal?

Question

asked Jan 27, 2024 224k views

1 Answer

Sebastian Karlsson · Answer 1 · 2024-02-01T02:10:23+0000

Explanation:

R2 and R3 in parallel are equivalent to

R2 R3 / (R2 +R3) = 200*300 /(500)=120 ohms

in series with R1 means the total resistance = 50 + 120 = 170 ohms

the current will be V/R = I 600/170 = 3.53 amps

Power is V * I = 600V * 3.53 A = 2118 watts