AB is a current-carrying conductor in the plane of the paper as shown in figure. What are the directions of magnetic fields produced by it at point P and Q? Given `r_1gtr_2`, where will the strength of the magnetic field be larger?

(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.

PQ is a current carrying conductor in the plane of the paper as shown in the figure below. (i) Find the directions of the magnetic fields produced by it at points R and S? (ii) Given r_(1)gt r_(2) , where will the strength of the magnetic field be larger? Give reasons (iii) If the polarity of the battery connected to the wire is reversed, how would the direction of the magnetic field be changed? (iv) Explain the rule that is used to find the direction of the magnetic field for a straight current carrying conductor.

PQ is a current - carrying long straight conductor in the plane of the paper as shown in the following figure . A and B are two points at distance r_(1) and r_(2) from it . Mention the direction of the magnetic field produced by it at point A and B .

There are two parallel current carrying wires X and Y as shown in figure. Find the magnitude and direction of the magnetic field at points, P, Q and R.