- #1
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YeahKnow about the right-hand rule ?
So draw the arrows to find how you have to add them.Yeah
B2 = 8μT (-j) , because the direction of I2 is (-i).So draw the arrows to find how you have to add them.
I'd vote for ##-\hat k##the direction of I2 is (-i)
So , B2 (##-\hat j##)I'd vote for ##-\hat k##![]()