## Principles of Electricity and Electromagnetism |

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Page 307

11. Show that the field inside a toriod of n turns carrying a current i is the same as

that which would be produced by a current ni flowing along the axis of symmetry

of the toroid. 12. Show that the magnetic

11. Show that the field inside a toriod of n turns carrying a current i is the same as

that which would be produced by a current ni flowing along the axis of symmetry

of the toroid. 12. Show that the magnetic

**induction**in webers per square meter ...Page 309

Faraday's Law of

that are -

itection.

Faraday's Law of

**Induction**. ... The electrical forces are manifested by changesthat are -

**induced**in the circulating currents. ... directed electromotive force is**induced**" the galvanometer circuit producing a flow of current in the reverseitection.

Page 372

nickel-cobalt alloy, alnico, has a somewhat smaller remanent

coercive force about six times as great. ... and 10 per cent Al and have remanent

...

nickel-cobalt alloy, alnico, has a somewhat smaller remanent

**induction**but acoercive force about six times as great. ... and 10 per cent Al and have remanent

**inductions**in the neighborhood of 9,000 gauss and coercive forces of the order of...

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