22.2 Ampere's Rule

If the direction of the flow of current is represented by the outstretched thumb of the right hand the fingers starting from the base to the tip, represent the direction of the lines of force. [See fig. 3 (a) and 3 (b) ]

  Figure 3(a)                                 Figure 3 (b)

Index

22.1 Oersted's Experiments
22.2 Ampere's Rule
22.3 Biot-Savart or Laplace's Law
22.4 Ampere's Law

Chapter 23