## Principles of Electricity and Electromagnetism |

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Page 264

A variation in either the amplitude or

average anode current. Both these methods are used in Volts - Areakdown or/a/

po- Gr/a/ 3 |O - # / feaf/a/ ož }%a. s 8 ;* / song sofhe ex/Song wave, is 6 H.

Posenra Asafe ...

A variation in either the amplitude or

**phase**of the grid wave will affect theaverage anode current. Both these methods are used in Volts - Areakdown or/a/

po- Gr/a/ 3 |O - # / feaf/a/ ož }%a. s 8 ;* / song sofhe ex/Song wave, is 6 H.

Posenra Asafe ...

Page 408

Polyphase line connections. (a) Two

distribution. (b) Three-

wire distribution L. In two- and three-

entirely separate ...

Polyphase line connections. (a) Two

**phase**generator, three-wire powerdistribution. (b) Three-

**phase**generator; (c) three-wire distribution A; (d) three-wire distribution L. In two- and three-

**phase**circuits the**phases**may be keptentirely separate ...

Page 410

Transformers can also be used for the interconversion of two- and three-

circuits. Two transformers are required in what is known

IVbc|*|Wealn n #|M|-|V. Fig. 12.24.—Scott-connected transformers for the ...

Transformers can also be used for the interconversion of two- and three-

**phase**circuits. Two transformers are required in what is known

**Phase**1**Phase**2 |Wabl–IVbc|*|Wealn n #|M|-|V. Fig. 12.24.—Scott-connected transformers for the ...

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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