## Principles of Electricity and Electromagnetism |

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Page 115

will appear in connection with cascade arrangements of four-

Since the ratio [Eq. (4.9)] is less than one, the logarithm of its reciprocal is used

with a negative sign. This logarithm is said to be the transfer power loss between

...

will appear in connection with cascade arrangements of four-

**terminal**networks.Since the ratio [Eq. (4.9)] is less than one, the logarithm of its reciprocal is used

with a negative sign. This logarithm is said to be the transfer power loss between

...

Page 133

An auxiliary battery and variable resistance arranged as a simple potentiometer

is used to apply an adjustable potential difference to the meter

these

potentiometer.

An auxiliary battery and variable resistance arranged as a simple potentiometer

is used to apply an adjustable potential difference to the meter

**terminals**. Tothese

**terminals**are also connected the emf.**terminals**of a precisionpotentiometer.

Page 136

How great must be the insulation resistance between the

resistance box in order that it shall not be in error by more than 1 per cent ? 16.

How low must the junction resistances of a 0.1-ohm shunt be in order that the

total ...

How great must be the insulation resistance between the

**terminals**of a megohmresistance box in order that it shall not be in error by more than 1 per cent ? 16.

How low must the junction resistances of a 0.1-ohm shunt be in order that the

total ...

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### 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 grad grid hence hysteresis 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 Show shown in Fig solenoid solution surface temperature terminals theorem torque tube unit vector velocity voltage volts wire written zero