Two long straight parallel wires are 2 m apart, perpendicular to the plane of the paper. The wire A carries a current of 9.6 A, directed into the plane of the paper. The wire B carries a current such that the magnetic field of induction at point P, at a distance of 10/11 m from wire B is zero.
Two long straight parallel wires are 2 m apart, perpendicular to the plane of the paper. The wire A carries a current of 9.6 A, directed into the plane of the paper. The wire B carries a current such that the magnetic field of induction at point P, at a distance of 10/11 m from wire B is zero.
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Transcribed Image Text:Two long straight parallel wires are 2 m
apart, perpendicular to the plane of the
paper. The wire A carries a current of
9.6 A, directed into the plane of the paper.
The wire B carries a current such that the
magnetic field of induction at point P, at
a distance of 10/11 m from wire B is zero.
Find:
(a) The magnitude and direction of the
current in B.
(b) The magnitude of the magnetic field of
induction at point S.
(c) The force per unit length on wire B.
A
2m
B
10/11 m
P
1.6 m
1.2 m
S
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