The potential difference between A and B in the following circuit is

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Question: Answered & Verified by Expert

The potential difference between

A

and

B

in the following circuit is

PhysicsCurrent ElectricityNEET

Options:

A $4 V$
B $5.6 V$
C $2.8 V$
D $6 V$

Solution:

1243 Upvotes Verified Answer

The correct answer is:

4 V

Applying Kirchhoff's voltage law,

I (2 + 8) = 6 + 4

I . 10 = 10

I = 1 A

V_{A} - (I \times 2) + 6 = V_{B}

V_{A} - V_{B} = (1 \times 2) - 6

And

V_{B A} = 4 V

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