## Principles of Electricity and Electromagnetism |

### From inside the book

Results 1-3 of 76

Page 286

However, it is found experimentally that the direction of the induced field is in the

opposite direction for many metals, and its magnitude varies within wide limits. ...

Calculation of the

However, it is found experimentally that the direction of the induced field is in the

opposite direction for many metals, and its magnitude varies within wide limits. ...

Calculation of the

**Magnetic Induction**or Magnetic Field Due to Simple Circuits.Page 307

Show that the

square circuit of length I on a side carrying a current t is ^^^P ? where i is in

amperes and 2 is in meters. 13. A circuit is in the form of a regular polygon of n

sides ...

Show that the

**magnetic induction**in webers per square meter at the center of asquare circuit of length I on a side carrying a current t is ^^^P ? where i is in

amperes and 2 is in meters. 13. A circuit is in the form of a regular polygon of n

sides ...

Page 316

9.6, this implies that the self-

slightly as the frequency increases. ... If a

neighborhood of a superconductor, surface currents are

counteract the ...

9.6, this implies that the self-

**induction**of a circuit can be expected to decreaseslightly as the frequency increases. ... If a

**magnetic**field is established in theneighborhood of a superconductor, surface currents are

**induced**whichcounteract the ...

### What people are saying - Write a review

We haven't found any reviews in the usual places.

### Other editions - View all

### Common terms and phrases

alternating current alternating-current ampere amplifier amplitude angle angular anode antenna applied approximately armature assumed atom axis calculated capacity cathode cell characteristic charge circuit coefficient coil component condenser conducting conductor considered constant curl current flowing curve deflection density determined dielectric dielectric constant direct-current direction discharge effective electric field electromagnetic electromotive force electrons electrostatic element energy equal equation flux force frequency function galvanometer given grid hence impedance induction integral ions known Laplace's equation length linear load magnetic field magnetic induction magnitude maximum measured metal meter negative normal obtained ohms oscillations output parallel phase plane plate polarization positive potential difference potential wave potentiometer produced proportional quantities radiation radius ratio reactance region represents resistance resonant rotation scalar Show shown in Fig solenoid solution surface temperature terminals theorem torque tube unit vector velocity voltage volts wire written zero