A wire carries an alternating current ` i=i_0sinomegat`. In there an electric field in the vicinity of the wire?

A wire of length l is bent in the form of an equilateral triangle and carries an electric current i. (a) Find the magnetic field B at the centre. (b) If the wire is bent in the form of a square, what would be the value of B at the centre?

A conducting wire carries 5A current. Its lenghts 6cm . Then the magnitic field intensity at a distance of 4cm from the wire on the perpendicular bisector of the wire is

A wire has a length of 2.0m and a resistance of 5.0(Omega) .Find the electric field existing inside the wire if it carries a current of 10A.

A long wire carrying current 'I' is bent into the shape as shown in the figure. The net magnetic field intensity at the centre 'O' is

A long wire having a semi-circular loop of radius r carries a current I, as shown in Fig. Find the magnetic field due to entire wire.

A wire of length 'I' is bent into a circular loop of radius R and carries a current I. The magnetic field at the centre of the loop is 'B '. The same wire is now bent into a double loop. If both loops carry the same current I and it is in the same direction, the magnetic field at the centre of the double loop will be

A wire carrying a current i is placed in a uniform magnetic field in the form of the curve y=asin((pix)/L)0 lexle2L . The force acting on the wire is

STATEMENT - 1 : For a current carrying wire, there is an electric field inside the wire and magnetic field outside the wire. and STATEMENT - 2 : A current carrying wire cannot generate an electric field outside it.

Two identical conducting wires AOB and COD are placed at right angles to each other. The wire AOB carries an electric current I_(1) and COD carries a current I_(2) . The magnetic field on a point lying at a distance d from O, in a direction perpendicular to the plane of the wires AOB and COD , will be given by

A conducting wire carrying current I is shown in the figure. The magnitude of magnetic field at the point P will be