## Principles of Electricity and Electromagnetism |

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Page 124

Thus, writing d for the deflection, d — Cy/R~l i„ where C is approximately a

constant for a given

of the deflection is proportional to the joule heating in the

deflection ...

Thus, writing d for the deflection, d — Cy/R~l i„ where C is approximately a

constant for a given

**galvanometer**design. From this it is evident that the squareof the deflection is proportional to the joule heating in the

**galvanometer**. Thedeflection ...

Page 326

A very sensitive

scale 1 m. away for a current of about 10-u amp., i.e., S = 10-u. It will be seen

later that a

small ...

A very sensitive

**galvanometer**of this type will give a deflection of 1 mm. on ascale 1 m. away for a current of about 10-u amp., i.e., S = 10-u. It will be seen

later that a

**galvanometer**of small internal resistance is most efficient for detectingsmall ...

Page 333

In terms of Eq. (10.11) *- - mi1 ~ 1>* (1012) This equation is applicable only if the

damping is small; hence, if the resistance of the

circuit must be opened immediately after the current impulse has traversed it.

In terms of Eq. (10.11) *- - mi1 ~ 1>* (1012) This equation is applicable only if the

damping is small; hence, if the resistance of the

**galvanometer**circuit is small, thecircuit must be opened immediately after the current impulse has traversed it.

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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