- #1

gfd43tg

Gold Member

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## Main Question or Discussion Point

Hello,

I am confused about voltage division. In reference to the circuit on wikipedia, I don't understand why Vout = R2/(R1+R2)Vin and not R1/(R1+R2)Vin. The current goes through R1 first and has a drop over that resistor, not R2.

https://en.wikipedia.org/wiki/Voltage_divider#Resistive_divider

I am confused about voltage division. In reference to the circuit on wikipedia, I don't understand why Vout = R2/(R1+R2)Vin and not R1/(R1+R2)Vin. The current goes through R1 first and has a drop over that resistor, not R2.

https://en.wikipedia.org/wiki/Voltage_divider#Resistive_divider