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Thevenin problem

0 votes

asked Aug 5, 2015 in ELECTRICAL ENGINEERING by anonymous

1 Answer

0 votes

(2)

Step 1:

Find the Thevenin equivalent voltage.

1.Open the load resistor.

2.Calculate the Open Circuit Voltage. This is the Thevenin Voltage (VTH).

Redraw the circuit :

image

Use the source transformation to convert the current sources to voltage sources.

Convert the current source image to voltage source.

image

Convert the current source image to voltage source.

image

Step 2:

Now draw the circuit with voltage sources.

image

Find the loop current.

Apply KVL to the above network.

image

Step 3:

From the circuit :

image

Therefore Thevenin Voltage VTH  = - 41.5 V.

Solution :

Thevenin Voltage is VTH  = - 41.5 V.

answered Aug 5, 2015 by yamin_math Mentor

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