Figure shows a long and thin strip of width b which carries a current `I`. Find magnetic induction due to the current in strip at point P located at a distance `r` from the strip in the plane of strip as shown in figure-4.35.

Find magnetic field at O due to the current carrying conductor as shown in the figure.

The magnetic induction due to an infinitely long straight wire carrying a current i at a distance r from wire is given by

figure 4.22 shows two long wires A and B, each carrying a current I, separated by a distance l and oriented in a plane perpendicular to the plane of paper. The directions of currents are shown in figure. Find the magnetic induction at a point P located at a distance l from both wires as shown in figure4.22

Figure4.18 shows a current carrent carrying wire bent at an angle alpha . Find magentic induction at a point P located on the angle bisector at a distance x from the point O at the bend.

Find the magnetic induction at point O, if the current carrying wire is in the shape shown in the figure

Find the magnetic induction at point O if the current carrying wire is in the shape shown in the figure. .

Find the magnetic induction at point O, if the current carrying wire is in the shape shown in the figure.

Find the magnetic induction at point O, if the current carrying wire is in the shape shown in the figure.