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Andy aka
Andy aka
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Just turn the voltage source (Vin) and R1 into a current source: -

enter image description hereenter image description here

Hence, the Thevenin resistance (as viewed from terminals C and D is R1 || R2.

It's called source transformation and is an important weapon in your armoury for problems like this.

Just turn the voltage source (Vin) and R1 into a current source: -

enter image description here

Hence, the Thevenin resistance (as viewed from terminals C and D is R1 || R2.

It's called source transformation and is an important weapon in your armoury for problems like this.

Just turn the voltage source (Vin) and R1 into a current source: -

enter image description here

Hence, the Thevenin resistance (as viewed from terminals C and D is R1 || R2.

It's called source transformation and is an important weapon in your armoury for problems like this.

Source Link
Andy aka
Andy aka
  • 472.9k
  • 29
  • 382
  • 839

Just turn the voltage source (Vin) and R1 into a current source: -

enter image description here

Hence, the Thevenin resistance (as viewed from terminals C and D is R1 || R2.

It's called source transformation and is an important weapon in your armoury for problems like this.