Question
Question: Two equal electric currents are flowing perpendicular to each other as shown in figure. AB and CD ar...
Two equal electric currents are flowing perpendicular to each other as shown in figure. AB and CD are perpendicular to each other and symmetrically placed with respect to the currents. Where do we expect the resultant magnetic field to be zero?
A
On AB
B
On CD
C
On both AB & CD
D
On both OD & BO
Answer
On AB
Explanation
Solution
Use right hand rule for direction of B.