Subject :Sam Class : Sample
A constant current flows in a horizontal wire in the plane of the paper from west to east as shown in the given figure. The direction of magnetic field will be north to south, at a point __________.
ADirectly above the wire
BDirectly below the wire
CLocated in the plane of the paper, on the north side of the wire
DLocated in the plane of the paper, on the south side of the wire
Ans 1:
Class : Class 8
Ans 2:
Class : Class 8
Ans 3:
Class : Class 10
Ans 4:
Class : Class 10
How is it so? Plz explain it