Is the steady electric current the only source of magnetic field? Justify your answer.

Is the steady current the only source of magnetic field? Justify your answer.

A wire whose cross-sectional area is increasing linearly from its one end to the other, is connected across a battery of V volts. Which of the following quantities remains constant in the wire ? (a) drift speed , (b) current density (c ) electric current , (d) electric field. Justify your answer.

It is established that an electric current through a conductor produces a magnetic field arount it . Is there a similar magnetic field produced around a thin beam of moving i] Alpha particles ? ii] Neutrons ? Justify your answer .

It is established that an electric current through a conductor produces a magnetic field arount it . Is there a similar magnetic field produced around a thin beam of moving (i) alpha particles, (ii) neutrons ? Justify your answer in each case .

It is established that an electric current through a conductor produces a magnetic field arount it . Is there a similar magnetic field produced around a thin beam of moving (i) alpha particles, (ii) neutrons ? Justify your answer in each case .

Is the source a magnetic field analogue to the source of electric field?

Is displacement current, like conduction current a source of magnetic field?

(i) State Maxwell's right-hand thumb rule. (ii) PQ is a current carrying conductor in the plane of the paper as shown in the figure. Mention the direction of magnetic fields produced by it at points A and B. Given r_(1) lt r_(2) , where will the strength of the magnetic field be larger? Justify your answer in each case.

(i) State Maxwell's right-hand thumb rule. (ii) PQ is a current carrying conductor in the plane of the paper as shown in the figure. Mention the direction of magnetic fields produced by it at points A and B. Given r_(1) lt r_(2) , where will the strength of the magnetic field be larger? Justify your answer in each case.