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Calculate Thevenin’s voltage for the network shown below where the voltage source is 4V.

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Calculate Thevenin’s voltage for the network shown below where the voltage source is 4V.

(a) 6V

(b) 4.71V

(c) 5V

(d) 1V

I had been asked this question during an online exam.

I'm obligated to ask this question of Thevenin and Norton Equivalents,  More on Deriving a Thevenin Equivalent topic in chapter Techniques of Circuit Analysis of Electric Circuits

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Correct answer is (c) 5V

Best explanation: In the circuit given, thevenin’s voltage is nothing but the open circuit voltage which is Vx. Applying KVL, it is obtained.

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