## Principles of Electricity and Electromagnetism |

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Page 111

It may be stated in words by saying that each emf. in a network acts

independently of all the rest in producing the network currents. If is is the

then flowing ...

It may be stated in words by saying that each emf. in a network acts

independently of all the rest in producing the network currents. If is is the

**current****flowing**in branch a and an additional emf. 8, is inserted in branch b, the currentthen flowing ...

Page 204

Here again it is seen that the current is proportional to the 3 power of the anode

potential and, in fact, it can be shown ... As the tube is generally used, the grid is

kept negative with respect to the cathode, so the only

...

Here again it is seen that the current is proportional to the 3 power of the anode

potential and, in fact, it can be shown ... As the tube is generally used, the grid is

kept negative with respect to the cathode, so the only

**current flowing**is that to the...

Page 307

Show that the field inside a toriod of n turns carrying a

that which would be produced by a

of the toroid. 12. Show that the magnetic induction in webers per square meter at

...

Show that the field inside a toriod of n turns carrying a

**current**i is the same asthat which would be produced by a

**current**ni**flowing**along the axis of symmetryof the toroid. 12. Show that the magnetic induction in webers per square meter at

...

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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