Question

17) Figure shows a part of a closed circuit. If the current flowing|
through it is 2A. What will be the potential difference
between points B to A?
IV ZA
2A
OV
1/422
1/4 12
(A) +2V
(C) -1V
(B) +1V
(D) .-2V​

Answer 1

Answer:

V

AB

=2×

4

1

+1+2×

4

1

V

A

−V

B

=

2

1

+1+

2

1

=2

V

B

−V

A

=−2V