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Question
The potential difference (VA - VB) between the points A and B in the given figure is ______.
Options
+9 V
-3 V
+3 V
+6 V
MCQ
Fill in the Blanks
Solution
The potential difference (VA - VB) between the points A and B in the given figure is + 9V.
Explanation:
By Kirchhoff's voltage law.
VA - (2 x 2) - (3) - (2 x 1) - VB = 0
∴ VA - 4 - 3 - 2 - VB = 0
∴ VA - VB = + 9V
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Kirchhoff’s Laws of Electrical Network
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