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電子公式。6 w8 [5 E- ^6 T9 t& t! j6 Q
I=Q/t( C: I" d# T/ b+ L$ H5 G
I:Current(A)
; o; A7 R6 m6 _3 bQ:Charge(c)
' O& W! l8 S. p7 z R) X$ n0 ot:Time(sec). T; j' {4 ]5 c8 b( f3 ^# V
" N0 d6 k* D. I ?$ s; n2 u: p% e
V=IxR7 q& e8 ~: ^( e3 }
I=Current(A)2 ?( J" x) y! B8 b
R:Resistance(ohm)
c( ~: O8 ]4 J( Z$ Q: |5 `- r% r/ F* o& \6 G
R=pL/A% X( d$ |6 L7 a* s( k
R:Resistance(ohm)
' A9 ~/ h" E" h; _. sp:Resistivity(ohm-m)% @2 E. y# J' t: N0 F: K
L:Length(m)
* ?& u! m, v9 {8 ^( H4 oA:Cross sectional area(m2)
2 ?7 t% P6 E0 z' u$ t' U( Q4 K- e1 ?: e3 g& i( `# O. n7 [
DC2 i$ i! @7 @$ Y9 z# k V& Z; S
P=VxI
+ H7 t7 f$ X5 p, q) i or8 ?4 _7 [: a' X! x6 x( X
P=V2xR
& b# J3 i, R' H or
4 F9 ~. l V% X, OP=I2xR
' I5 q9 M$ x' Z QP:Power(W)
+ s( {- ?% d( _' O+ U# B+ X& Q+ gV:Voltage(V)$ _0 I, ]# N1 B
I:Current(A)
) d/ z$ ?% p2 }- T7 t5 i0 XR:Resistance
. d Y; |5 D- I9 I* E* d
# f% h/ H1 W& G. I" N1 R( fAC$ G* B5 h* H1 d
P:Power(W)
) y: ?+ z* A7 X9 E( d4 y) BV:Voltage(V)
# r5 t Z( \0 G9 C& yI:Current(A)
6 B9 o$ c. |( p/ `) \. ?/ Z- D6 F/ ?: s5 w
E=(P*t)/1000
8 L) H# f- K$ @+ tE:Power(W)3 I# R% n1 x; U# t c3 f
t:time(h/day)
& ^# y0 S2 I7 @# k: j' y2 ^( }/ o) f1 J2 v4 c
C=Q/V
- R1 W0 o( g, M' Q. TC:Capacitance(F)/ A6 y$ Y9 C, M; U( y% L. j
Q:Charge(C)
9 }# R O5 f kV:Voltage
8 b) ]9 L3 Z) ^8 L& m
2 m+ R" @1 L8 p { Q& NXc=1/(2丌fc)
/ M8 T4 Z, p/ {! YXc:Reactance(ohm)
4 i) p3 Q2 J$ A% u1 G5 n( kC:Capacitance(F)
7 b7 p% U# C8 B3 s, v, s; r) Vf:Frequency(Hz)7 a+ {6 ~" L; a; D6 b$ Y& a
- o1 g: ~9 ^, J4 d0 [. qXL=2丌fL
# A" W I* X9 S- k" dXL:Reactance(ohm)
$ r2 Q3 y( y+ _; nL:Inductance(Hz)
' Z* H0 ~+ w1 n; c1 r+ X7 n3 tf:Frequency(Hz)9 w0 T% m+ Y# g/ m/ P1 j$ T9 A
5 \) `& l [6 B. \! W9 H9 I6 [( e0 o; P, a* q; U8 g& r
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