Multiple Choice
Two parallel wires carry the a current I in the same direction.Midway between these wires is a third wire,also parallel to the other two,which carries a current 0.5 I,but in the direction opposite from the first two wires.In which direction are the net forces on the outer wires?
A) Since the net forces are zero,there is no direction.
B) Both forces are toward the center wire.
C) Both forces are away from the center wire.
D) Both forces on the two wires are in the same direction in space.
Correct Answer:

Verified
Correct Answer:
Verified
Q2: The magnetic pole of the Earth nearest
Q32: A soft magnetic material has which property?<br>A)It
Q72: A current-carrying wire of length 42 cm
Q74: A proton with initial kinetic energy E
Q75: A copper wire of length 11 cm
Q77: The term magnetic declination refers to which
Q79: A horizontal wire of length 3.0 m
Q81: Which of the following devices makes use
Q82: Niobium metal becomes a superconductor (with electrical
Q95: A proton is released such that its