A cylindrical conductor has uniform cross-section. Resistivity of its material increase linearly from left end to right end. If a constant current is flowing through it and at a section distance x from left end, magnitude of electric field intensity is E , which of the following graphs is correct

A rod has non uniform mass distribution. The mass increases uniformly from left end (A) to right end (B) . It is most difficult to rotate the rod about as axis

A rod has non uniform mass distribution. The mass increases uniformly from left end (A) to right end (B) . It is most difficult to rotate the rod about as axis

A rod has non uniform mass distribution. The mass increases uniformly from left end (A) to right end (B) . It is most difficult to rotate the rod about as axis

A conductor is made of an isotropic material and has shape of a truncated cone. A battery of constant emf is connected across it and its left end is earthed as shown. If at a certain section at a distance x form left end, electric field intensity and the rate of generation of heat per unit length are E and H respectively, which of the following graphs is (are) correct?

A conductor is made of an isotropic material and has shape of a truncated cone. A battery of constant emf is connected across it and its left end is earthed as shown. If at a certain section at a distance x form left end, electric field intensity and the rate of generation of heat per unit length are E and H respectively, which of the following graphs is (are) correct?

In a current carrying solenoid, current is flowing clockwise from left end. Draw the magnetic field produced in it.

A conductor of length l has a non-uniform cross-section. The radius of cross-section varies linearly from a to b . The resistivity of the material is rho . Find the resistance of the conductc across its ends.

A conductor of length l has a non-uniform cross-section. The radius of cross-section varies linearly from a to b . The resistivity of the material is rho . Find the resistance of the conductc across its ends.