Physics, 05.05.2020 18:28 kayvontay4
The drawing shows four situations in which two very long wires are carrying the same current, although the direction of the currents may be different. The point P in the drawings is equidistant from each wire. Which one (or more) of these situations gives rise to a zero net magnetic field at P?
( a ) 2 and 4
( b ) Only 1
( c ) Only 2
( d ) 2 and 3
( e ) 3 and 4
Answers: 3
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