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Q#1 Network Theorems (DC Circuits) GATE EE 2003 MCQ +2 marks -0.66 marks

Two ac sources feed a common variable resistive load as shown in Figure. Under the maximum power transfer condition, the power absorbed by the load resistance RL is

Q33.jpg

2200 W

1250 W

1000 W        

625 W

Explanation:

For maximum power transfer finding Thevenin’s equivalent circuit across

Untitled-5.png

For

For

Untitled-6.png

Applying KVL in loop

The Thevenin Equivalent is shown in the figure.

Untitled-7.png

For maximum transfer in         

Power absorbed by the load

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