Question

PHYSICS-XI/
2
A long straight wire carrying a current of 200 A
through holes in the centres of opposite faces, as
runs through a cubical box, entering and leaving
shown in Fig. 4.19. Each side of the box is of 20 cm
centre of the box. Calculate the magnetic field
produced by this element at the points A, B, C and
D. The points A, B and C are the centres of the faces

Consider an element PQ of the wire 1 cm
Fig. 4.19
long at the
of the cube and D is the midpoint of one
edge.​

Answer 1

Answer:

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Explanation:

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