LKCJTURK III.
SINGLE-ENERGY TRANSIENTS IN CONTINUOUS-
CURRENT CIRCUITS,

13, The simplest electrical transients ife those in cir
which energy can be stored in otic form fnl>% as in this

change of ntored energy can consist only of an or <
but no surge or oscillation between several fc|
exist. Such circuits an* most, of the low- ai
dmiitn, 220 volts, tHX) volts, atul 22(10 volti
ity in stnall, due to the limited extent of the cir
the low voltage, and at tlie low voltage the
is negligible, that in, the circuit stores appnyifihle
the magnetic field, i *
A circuit of considerable capacity, but
of high resistance, would also give one fof-m cif i
in the dielectric Held* The usual
that of an electrostatic machim*, while j|f
also is of very small resistance*, and
currents may he very consider-
able, HO t.hat in spite of tlie very
small iiuh

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i may cnr»
cur; that in, the HyHt4*tn i« one
Htorhtft ent^rgy in two fonn«f uiul
om*illations appear^ as in tlie dis-
charge* of the Leyden jur*
^ ^
Ix»t, an reprc*w*ntetl in Fig. 10,

u eontinuouH voltngt* r0 be ittt-
upon a win* coil of re»wtam?e r and inductance L
^,
(l>ut
negligible capacity), A current, /« « '/• flows through the coil and
a magnetic Md *rt It)"* -
with the coil. Assuming
now that the voltage* *»» in suddenly withdrawn, without elianging
ill