For the arrangment as shown in the figure, the magnetic induction at the centre is

The magnetic induction at centre O Fig.

The magnetic induction at centre O Fig.

The arrangement as shown in figure is called as

Two insulated circular loop "A" and "B" of radius ' "a" ' carrying a current of ' "I" ' in the anti clockwise direction as shown in the figure.The magnitude of the magnetic induction at the centre will be

" A long wire is bent into the hair pin-like shape shown in the figure.The magnetic induction at the point "P" is given by "

For the arrangement shown in Fig. determine the magnetic field at centre O.

For the arrangement shown in Fig. determine the magnetic field at centre O.

A conductor carrying current I is of the type as shown in figure. Find the magnetic field induction at the common centre O of all the three arcs.