Question

What is the source voltage? R, 10 92 FIGURE 2 - E R2 후 .25A RE 50 Ω 40 Ω 1 W 10 Volts 14.5 Volts 45 Volts

I know the answer is
14.5 Volts, but how do you get to that answer?
also, when you answer my question, can you please use clear handwriting? Thanks so much!

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Answer #1

In ol Ix-0.25 t 27 W the os no 3 0.25 KUL in Ll O z - Eat 10 In +0.25% 40 10 In-Ea =-lo ku2 in L2 -0.25 x 40 + Sol Ig - 0.2

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