Discussion:
解りにくい MKSA 単位系となった理由
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Kenji Kobayashi
2005-06-05 00:08:36 UTC
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$B>.NS7{<!(B
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Yukio Ishihara
2005-06-05 03:45:47 UTC
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Post by Kenji Kobayashi
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<Yukio Ishihara of theR.A.N.S.>
***@y.email.ne.jp
http://www.nn.iij4u.or.jp/~therans/
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Kenji Kobayashi
2005-06-05 06:25:52 UTC
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Post by Yukio Ishihara
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$B>.NS7{<!(B
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Kenji Kobayashi
2005-06-05 06:58:26 UTC
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$B>.NS7{<!(B
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Yukio Ishihara
2005-06-05 09:40:08 UTC
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Post by Kenji Kobayashi
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$***@P86(B $B9,CK(B
<Yukio Ishihara of theR.A.N.S.>
***@y.email.ne.jp
http://www.nn.iij4u.or.jp/~therans/
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Kenji Kobayashi
2005-06-05 13:06:22 UTC
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======= kVerifier Lab =========
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$B>.NS7{<!(B
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Yukio Ishihara
2005-06-06 00:51:17 UTC
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Post by Kenji Kobayashi
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$***@P86(B $B9,CK(B
<Yukio Ishihara of theR.A.N.S.>
***@y.email.ne.jp
http://www.nn.iij4u.or.jp/~therans/
$B5P4!$O1v$K\?;RL}$K%5%6%(!&%$%=%N=K$&NY$G5u2>$K$9$k$^$G!J1S$_?M$7$i$:!K(B
Kenji Kobayashi
2005-06-06 04:26:19 UTC
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Yukio Ishihara
2005-06-07 02:37:39 UTC
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Post by Kenji Kobayashi
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Kenji Kobayashi
2005-06-08 00:44:46 UTC
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k***@rist.kindai.ac.jp
2005-06-27 14:53:05 UTC
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Kenji Kobayashi
2005-06-29 06:48:35 UTC
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======= kVerifier Lab =========
EMAIL ***@nasuinfo.or.jp
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k***@rist.kindai.ac.jp
2005-06-29 06:48:35 UTC
Permalink
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kiguchi,
Kenji Kobayashi
2005-06-29 18:40:20 UTC
Permalink
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=============== kVerifier Lab ================
EMAIL ***@nasuinfo.or.jp
URL http://www.nasuinfo.or.jp/FreeSpace/kenji/
$B>.NS7{<!(B
==============================================
Takao Ono
2005-06-30 04:20:34 UTC
Permalink
$B>.Ln(B@$BL>8E20Bg3X(B $B$G$9(B.

<d9upqc$13e6$***@news.jaipa.or.jp>$B$N5-;v$K$*$$$F(B
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kenji> $B$3$l$O0c$$$^$9!#(BMKSA $BC10L7O$G$O??6u$NF)<'N(!&M6EEN($O(B
kenji> $B!!&E(B0 $B"a(B 1/(`c^2 4`$B&P(B 1e-7) coulomb/(volt meter
kenji> $B!!&L(B0 $B"a(B 4`$B&P(B 1e-7 weber/(ampere meter)
kenji> $B$HDj?t$H0l=o$K(B volt/weber $BJ*M}C10L$^$GDj5A$7$F$$$^$9!#(BMKSA $BC10L7O$G$O(B volt,
kenji> weber $B$b(B ampere $B$HF1MM$J%"%W%j%*%j$KM?$($i$l$kJ*M}C10L$@$H$b8@$($^$9!#(B
$B0UL#ITL@$G$9(B.

MKSA$BC10L7O$K$*$$$F$O(B
C = A s,
V = kg m^2 s^-3 A^-1,
Wb = kg m^2 s^-2 A^-1
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# $BC10L(B, $B9g$C$F$k$+$J(B?

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kenji> >$BEE<'5$$K$+$s$9$kC10L7O$N7hDj$,$I$N$h$&$K9T$o$l$?$N$+!"A0$+$iD4$Y$h$&$H(B
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kenji> $BK\Mh$J$i$P(B ampere $B$NJ*M}C10L$rF3F~$9$k$@$1$G:Q$`$O$:$J$N$K!"?M4VB&$NNr;KE*ET9g$G(B
kenji> volt $B$NJ*M}<!85$,(B $B&E(B0 $B$H0l=o$K$,F3F~$5$l$^$7$?!#$=$NI{:nMQ$H$7$F(B Maxwell $BJ}Dx<0(B
kenji> $B$NBP>N@-$rJ]$D$?$a$K(B $B&L(B0 $BDj?t$H(B weber $B$NJ*M}<!85$,F3F~$5$l$^$7$?!#(B
kenji>
kenji> $B$=$NNr;KE*$J7P0^$b2<$K=q$-$^$7$?!#652J=q$G$O=q$+$l$F$$$J$$$3$H$@$H<+Ii$7$F$$$^$9!#(B
kenji> $B>/$7$O$*Lr$KN)$F$k$H;W$$$^$9!#8fHcH=4j$($l$P$H$b;W$$$^$9!#(B
kenji>
kenji> http://www.nasuinfo.or.jp/FreeSpace/kenji/sf/ElMgUnit.html
$BA4BNE*$K(B, $B$3$NCf$G%j%s%/$7$F$$$k(B
http://alpha.montclair.edu/~kowalskiL/SI/SI_PAGE.HTML
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--
$BL>8E20Bg3XBg3X1!(B $B>pJs2J3X8&5f2J(B $B7W;;5!?tM}***@l96(B
$B>.Ln(B $B9'CK(B (***@hirata.nuee.nagoya-u.ac.jp)
Kenji Kobayashi
2005-06-30 23:53:37 UTC
Permalink
$B>.NS!wFa?\$G$9(B
Post by Takao Ono
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$B$G$9!#(B
Post by Takao Ono
$B&E(B0 $B"a(B 1/(c^2 4$B&P(B 10^-7) m^-3 kg^-1 s^4 A^2,
$B&L(B0 $B"a(B 4$B&P(B 10^-7 m kg s^-2 A^-2
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MKSA $BC10L7O$,Dj$^$kA0$O(B volt/ampere $B$OJ*M}<!85$G$O$J$/!"(B mega $B$J$I$HF1MM$K7e?t$r(B
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$B$l$?(B weber $B$O;H$o$l$k$3$H$,>/$J$$C10L$G$9!#:#$G$b<'@PJ,Ln$G$O(B Gauss $BC10L7O$,9-$/(B
$B;H$o$l$^$9!#(B

ampere $B$H(B volt $B$r;H$C$?$?$a$K!"(BMKSA $BC10L7O$G$O(B Maxwell $BJ}Dx<0$+$i(B 4 $B&P(B $B$,$J$/$J(B
$B$C$F$7$^$$$^$7$?!#(BMKSA $BC10L7O$r7h$a$?J}$?$A$b!"7y!9(B Maxwell $BJ}Dx<0$+$i(B 4$B&P(B $B$r<h(B
$B$3$N$h$&$J0UL#$G!"8XD%$7$F$O$$$^$9$,!"8@$$$9$.$H$O;W$$$^$;$s(B

=============== kVerifier Lab ================
EMAIL ***@nasuinfo.or.jp
URL http://www.nasuinfo.or.jp/FreeSpace/kenji/
$B>.NS7{<!(B
==============================================
k***@rist.kindai.ac.jp
2005-07-01 10:46:23 UTC
Permalink
Kiguchi$B$G$9!#(B

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$B0L$r0l$DF3F~$9$k$3$H$,7h$^$j$^$7$?!#(B1935$BG/$N(B Consultive Comitte of
Electricity $B$GEE<'5$$NC10L$r(B A $B$K$9$k7hDj$,$J$5$l$?$=$&$G$9!#(B

1935$BG/$H$$$&$H(B General Electronics $B$N%(%G%#%=%s(B $B$d(B WH $B$N%F%9%i$N;~Be$G(B
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Kenji Kobayashi
2005-07-01 13:48:31 UTC
Permalink
$B>.NS!wFa?\$G$9(B
$B$3$l$O0c$$$^$9!#%$%?%j%"$N%(%s%8%K%"(B G. Giorgi $B$,Ds>'$7$?$N$O!";0$D$N4pK\<!85(B
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$B!!(BA SHORT HISTORY OF THE SI UNITS IN ELECTRICITY
$B!!(Bhttp://alpha.montclair.edu/~kowalskiL/SI/SI_PAGE.HTML

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=============== kVerifier Lab ================
EMAIL ***@nasuinfo.or.jp
URL http://www.nasuinfo.or.jp/FreeSpace/kenji/
$B>.NS7{<!(B
==============================================
k***@mbh.nifty.com
2005-07-03 12:10:53 UTC
Permalink
Post by Kenji Kobayashi
$B;d$G$O$J$/(B MKSA $BC10L7O$N:vDj<T$,!V!v$o$6$o$6!v(BV $B$d(B Wb $B$r;H$C$F=q$/!W$h$&$K<!85IU(B
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Post by Kenji Kobayashi
Post by Takao Ono
$B&E(B0 $B"a(B 1/(c^2 4$B&P(B 10^-7) m^-3 kg^-1 s^4 A^2,
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Post by Kenji Kobayashi
$B$[$&$,J,$+$j0W$$$O$:$J$N$K!"$=$l$r$7$J$$$N$G$9$+$i!#$=$NM}M3$,:#$OJ,$+$j$^$9!#(B
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$B$h$&$K;W$$$^$9!#(B
--
******************************
keizi kounoike
******************************
Kenji Kobayashi
2005-07-12 05:55:11 UTC
Permalink
$B>.NS!wFa?\$G$9!#55%l%9$G$9$$$^$;$s!#(BWeb page $B$r=q$-D>$7$F$$$^$7$?!#(B
Post by k***@mbh.nifty.com
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=============== kVerifier Lab ================
EMAIL ***@nasuinfo.or.jp
URL http://www.nasuinfo.or.jp/FreeSpace/kenji/
$B>.NS7{<!(B
==============================================
Takao Ono
2005-07-04 09:04:27 UTC
Permalink
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--
$BL>8E20Bg3XBg3X1!(B $B>pJs2J3X8&5f2J(B $B7W;;5!?tM}***@l96(B
$B>.Ln(B $B9'CK(B (***@hirata.nuee.nagoya-u.ac.jp)
Shinji KONO
2005-07-04 10:21:39 UTC
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Post by Takao Ono
$B$J$s$H$J$/!VC10L!W$H!V<!85!W$r:.Mp$7$F$J$$$+$J$H;W$C$F$_$?$j(B.
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Post by Takao Ono
1. $B$$$m$$$m$JJ*M}<!85$r8+$F$_$k$H(B, $B$=$NCf$K$OB>$N<!85$G$OI=$9$3$H(B
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$B$$$N$+(B...

---
Shinji KONO @ Information Engineering, University of the Ryukyus
$B2OLn??<#(B @ $BN05eBg3X9)3XIt>pJs9)3X2J(B
Takao Ono
2005-07-04 10:45:01 UTC
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$B>.Ln(B@$BL>8E20Bg3X(B $B$G$9(B.
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--
$BL>8E20Bg3XBg3X1!(B $B>pJs2J3X8&5f2J(B $B7W;;5!?tM}***@l96(B
$B>.Ln(B $B9'CK(B (***@hirata.nuee.nagoya-u.ac.jp)
P.S.
$B$&$)(B, katar $B$J$s$FC10L$,$G$-$?$N$+$!(B.
k***@mbh.nifty.com
2005-07-05 02:49:38 UTC
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Post by Takao Ono
kono> $B$G$9$h$M!#(B
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--
******************************
keizi kounoike
******************************
k***@rist.kindai.ac.jp
2005-07-05 23:28:07 UTC
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***@mbh.nifty.com $B$5$s(B wrote:

|$B>e$NCf$G!$<+A3C10L7O$G$O$9$Y$F$NJ*M}NL$,$?$@#1$D$N4pK\C10L$GI=$;$k(B
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$B$k!#$5$F<+J,$O2?$r$9$k$Y$-$+!#(B

Kiguchi,
Shinji KONO
2005-07-06 00:20:53 UTC
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Post by k***@rist.kindai.ac.jp
$B<ANL$N5/8;$,M}2r$G$-$?$i!"J*M}NL$OL5<!85$K$J$j!"J*M}$O$?$s$J$k?t3X$K$J(B
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$BL?Na$O$9$Y$F$o$+$C$F$$$k$N$K!"%W%m%0%i%`$OF0$+$J$$$N$+(B...

---
Shinji KONO @ Information Engineering, University of the Ryukyus
$B2OLn??<#(B @ $BN05eBg3X9)3XIt>pJs9)3X2J(B
Takao Ono
2005-07-06 03:19:02 UTC
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$B>.Ln(B@$BL>8E20Bg3X(B $B$G$9(B.

$B:#$G$9$iJ*M}3X$C$F?t3X$N$h$&$J5$$,$9$k$J$!$H$+;W$$$D$D(B

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--
$BL>8E20Bg3XBg3X1!(B $B>pJs2J3X8&5f2J(B $B7W;;5!?tM}***@l96(B
$B>.Ln(B $B9'CK(B (***@hirata.nuee.nagoya-u.ac.jp)
Kenji Kobayashi
2005-07-12 05:59:17 UTC
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$B>.NS!wFa?\$G$9!#55%l%9$G$9$$$^$;$s!#9M$(D>$7$F$$$^$7$?!#(B
Post by Takao Ono
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s $B$,;~4V(B c $B$GG{$i$l$J$,$i$bFs$D$N4pK\C10L$H$7$FI,MW$J$h$&$K!"(Bampere $B$H(B volt $B$,(B
c $B$GG{$i$l$J$,$iFs$D$N4pK\C10L$H$7$FI,MW$K;W$($^$9!#(B

$B<B:]$K!"2<$N$h$&$KM}2r$7$F$$$k$O$9$G$9!#(B

$B!!EE2Y!'(Bcoulomb: ampere sec
$B!!Dq93(B: ohtm: volt/ampere
$B!!MFNL(B: farad: ampere sec/volt
$B!!%$%s%@%/%?%s%9(B:henry volt/(ampere/sec)

$B2<$N$h$&$KM}2r$7$F$$$J$$$O$9$G$9(B

$B!!Dq93(B: ohtm: m Kg s^-3 A^-2
$B!!MFNL(B: farad: m^-2 Kg^-1 s^4 A^2
$B!!%$%s%@%/%?%s%9(B:henry m^2 Kg s^-2 A^-2


$B&E(B0 $B&L(B0 $B$b2<$N$h$&$JC10L<!85$H$7$FM}2r$7$J$$$H!"M6F3C10L$NM}2r$KL5M}$,$G$^$9!#(B

$B!!&L(B0 $B"a(B 4`$B&P(B 1e-7 weber/(ampere meter)
$B!!&E(B0 $B"a(B 1/(`c^2 4`$B&P(B 1e-7) coulomb/(volt meter)
Post by Takao Ono
$BNc$($PEE05$O(B L^2 M T^-3 I^-1 $B$H$$$&<!85$r;}$A(B, $B=>$C$F(B
m^2 kg s^-3 A^-1 $B$H$$$&C10L$GB,$k$3$H$K$J$j$^$9(B.
Maxwell $BJ}Dx<0$***@.$jN)$?$;$k$?$a$@$1$J$i$P(B $B&E(B0 $B&L(B0 == 1/c^2 $B$G$"$l$P2?$G$b9=$$$^(B
$B$;$s!#&E(B0 $B$NC10L<!85$OB.EY$K$7$F$*$/$3$H$b$G$-$^$9!#$=$N$[$&$,C1=c$G$9!#&E(B0 $B$NC1(B
$B0L<!85$r(B coulomb/(volt meter) $B$K$7$F$$$k$N$OEE<'5$3X$rFs$D$N4pK\NL(B(MKSA $B$G$O(B
amper $B$H(B volt)$B$+$***@bL@$7$F$$$k$?$a$@$H9M$($^$9!#(B

-------------------------------------------------------------------------------
ampere $B$H(B volt $B$+$iM-M}2=$N(B 4$B&P(B $B$,=P$F$/$k$H9M$($F$$$?$N$O8m$j$G$7$?!#(B

$B&E(B0 $B$NC10L<!85$,(B coulomb/(volt meter) $B$G$"$k$3$H$+$***@bL@$9$***@M}$K$bL5M}$,$"$j$^(B
$B$7$?!#Nr;KE*$J7P0^$N7k2L!"$3$N$h$&$JC10L<!85$K$J$C$?$H$9$k7A$G(B web page $B$r=q$-D>(B
$B$7$^$7$?!#;~4V$,$"$j$^$7$?$i2<$rFI$s$G$d$C$F$/$@$5$$!#HcH=$7$F$d$C$F$/$@$5$$!#(B

http://www.nasuinfo.or.jp/FreeSpace/kenji/sf/ElMgUnit.html

=============== kVerifier Lab ================
EMAIL ***@nasuinfo.or.jp
URL http://www.nasuinfo.or.jp/FreeSpace/kenji/
$B>.NS7{<!(B
==============================================
k***@rist.kindai.ac.jp
2005-07-12 08:36:39 UTC
Permalink
$B>.NS!wFa?\$5$s(B:
| $B;d$O(B m Kg s A $B$N;M$D$NC10L<!85$GI=8=$9$k$3$H$O!"$"$^$j0UL#$,$J$$$H;W$$$^$9!#(B

$B$O$$(B, $B$=$l$[$I0UL#$O$"$j$^$;$s!#;d$O(B m, kg, s $B$N(B 3$B$D$GI=$7$?$$$G$9!#$3(B
$B$l$OEE<'5$8=>]$bNO3X$N0l$D$G$"$k$H$$$&N)>l$KN)$D$3$H$K2a$.$^$;$s!#(B

$B!CEE<'(B
$B!C5$3X$NC10L7O$O(B m Kg s $B$NB>$KFs$D$N4pK\C10L$rF3F~$;$6$k$rF@$J$$$H9M$($^$9!#(B

$B$b$7(B, $BEE5$$OEE5$(B, $B<'5$$O<'5$$H9M$($k$J$i(B, $B$=$l$G$$$$$H;W$$$^$9!#(B
$B$=$N$+$o$j(B, $BEE5$$H<'5$$,7k9g$7$?OC$7$O$G$-$^$;$s!#(B

$B!C(Bm $B$H(B
$B!C(Bs $B$,;~4V(B c $B$GG{$i$l$J$,$i$bFs$D$N4pK\C10L$H$7$FI,MW$J$h$&$K!"(B

$BI,MW$G$O$"$j$^$;$s!#$9$Y$F;~4V$GB,$l$P$h$m$7$$!#F|>***@83h$GITJX$J$@$1$G$9!#(B
$BE7J8$G$O5wN%$r8wG/$GI=$7$^$9!#(B

$B!C(BMaxwell $BJ}Dx<0$***@.$jN)$?$;$k$?$a$@$1$J$i$P(B $B&E(B0 $B&L(B0 == 1/c^2 $B$G$"$l$P2?$G$b9=$$$^(B
$B!C$;$s!#&E(B0 $B$NC10L<!85$OB.EY$K$7$F$*$/$3$H$b$G$-$^$9!#$=$N$[$&$,C1=c$G$9!#(B

$B&E(B0 $B$r7h$a$k$H(B $B&L(B0 $B$O7h$^$C$F$7$^$$$^$9!#<+M3$K$G$-$k$N$O0l$D$@$1!#(B
SI $B$G$O&L(B0 $B$r>!<j$K7h$a$^$7$?!#(B

$B;d$H$7$F$OEE<'5$8=>]$rB,$kI8=`$rDq93I8=`$G7h$a$F$/$l$?J}$,$"$j$,$?$+$C(B
$B$?!#NO3X$G$ODq93$OB.EY$N5U?t$N<!85$r;}$A$^$9$+$i!#EE5$EAF3EY$J$i$J$*$h(B
$B$7!#?6F0?t$N<!85$r;}$A$^$9$+$i(B, $BNO3XE*$J%$%a!<%8$r;}$A$d$9$$$G$9!#(B
$BC10L$NA*Br$O2?$,$=$N;~!9$N1~MQ$KBP$7$FET9g$,$$$$$+$H$$$&$3$H$KBg$-$/:8(B
$B1&$5$l$^$9!#$=$l$f$((B, $BNr;K$r$R$-$:$j$^$9!#2a5n$N0d;:$r7Q>5$9$k$?$a$K8=(B
$B:_$N(B SI $B$,7h$a$i$l$F$$$k$N$G$9$,(B, $B8=:_$N1~MQ$K$O8+DL$7$N0-$$$3$H$O3N$+(B
$B$G$9!#?M!9$NMx32F@<:$NLdBj$G$9$,(B, $***@M}L7=b$,$J$$$?$a(B, $B$$$^$5$i(B, $BB?$/$N(B
$B6H3&CDBN$NMx32$,Mm$`JQ99$O$G$-$J$$!#$J$<$3$s$J:$$C$?$3$H$K$J$C$?$N$+(B,
$B$-$A$s$HNr;KE*$J8!>Z$r$7$F$*$/$3$H$OHs>o$K=EMW$J$3$H$@$H;W$$$^$9!#$,$s(B
$B$P$C$F$/$@$5$$!#(B

Kiguchi,
Takao Ono
2005-07-12 09:13:12 UTC
Permalink
$B>.Ln(B@$BL>8E20Bg3X(B $B$G$9(B.

<davvem$ors$***@caraway.media.kyoto-u.ac.jp>$B$N5-;v$K$*$$$F(B
***@rist.kindai.ac.jp$B$5$s$O=q$-$^$7$?!#(B
kiguchi> $BI,MW$G$O$"$j$^$;$s!#$9$Y$F;~4V$GB,$l$P$h$m$7$$!#F|>***@83h$GITJX$J$@$1$G$9!#(B
kiguchi> $BE7J8$G$O5wN%$r8wG/$GI=$7$^$9!#(B
$B$s!A(B, $B1'ChO@$@$H(B pc $B$GI=$9$3$H$bB?$$$G$9$h$M(B.
# $BG0$N0Y(B: pc = $B%Q!<%;%/(B. per sec $B$J$N$K$J$<$+(B pc.

kiguchi> $B;d$H$7$F$OEE<'5$8=>]$rB,$kI8=`$rDq93I8=`$G7h$a$F$/$l$?J}$,$"$j$,$?$+$C(B
kiguchi> $B$?!#(B
$B!VDq93$rB,$k$h$j$bEEN.$rB,$kJ}$,(B ($BEv;~$O(B) $B@:EY$,$h$+$C$?!W$H$$$&(B
$BM}M3$GEEN.$N(B A $B$r4pK\C10L$K$7$?$O$:$G$9(B.
--
$BL>8E20Bg3XBg3X1!(B $B>pJs2J3X8&5f2J(B $B7W;;5!?tM}***@l96(B
$B>.Ln(B $B9'CK(B (***@hirata.nuee.nagoya-u.ac.jp)
k***@rist.kindai.ac.jp
2005-07-12 09:56:12 UTC
Permalink
$B>.Ln(B@$BL>8E20Bg3X$5$s(B:
|# $BG0$N0Y(B: pc = $B%Q!<%;%/(B. per sec $B$J$N$K$J$<$+(B pc.

parallax seconds $B$G$9!#(Bper $B$G$O$J$/(B par $B$G$9!#$J$<(B pc $B$+CN$j$^$;$s!#(B
$B1s$/$[$I;k:9$O>.$5$/$J$k$N$K(B pc $B$OBg$-$/$J$k$N$G5$;}$,0-$$!#(B

$B$J$*(B, $B8=:_$ND>@\B,Dj2DG=$J5wN%$O%R%C%Q%k%3%***@1$K$h$k(B 200 pc $B$G$9!#?7(B
$B$7$$***@1%,%$%"$r$"$2$k$=$&$G$9$,(B, $B!!%G!<%?05=L$,Fq$7$$$=$&$G$9!#8=:_$N(B
Pentinum $B$N$h$&$J(B CPU $B$O1'Ch@~$G%@%a$K$J$C$F$7$^$&$H$+!#(B

Kiguchi,
Takao Ono
2005-07-12 10:12:47 UTC
Permalink
$B>.Ln(B@$BL>8E20Bg3X(B $B$G$9(B.

<db043s$su9$***@caraway.media.kyoto-u.ac.jp>$B$N5-;v$K$*$$$F(B
***@rist.kindai.ac.jp$B$5$s$O=q$-$^$7$?!#(B
kiguchi> |# $BG0$N0Y(B: pc = $B%Q!<%;%/(B. per sec $B$J$N$K$J$<$+(B pc.
kiguchi> parallax seconds $B$G$9!#(Bper $B$G$O$J$/(B par $B$G$9!#$J$<(B pc $B$+CN$j$^$;$s!#(B
$B$"(B, $B$=$C$+(B. $B;k:9$@$+$i(B parallax $B$+(B.

kiguchi> $B1s$/$[$I;k:9$O>.$5$/$J$k$N$K(B pc $B$OBg$-$/$J$k$N$G5$;}$,0-$$!#(B
$B$3$C$A$N0UL#$G!V(Bparallax second $B$N5U?t!W$+$H;W$C$F$^$7$?(B.
# mile per hour $B$_$?$$$J(B.

kiguchi> $B$J$*(B, $B8=:_$ND>@\B,Dj2DG=$J5wN%$O%R%C%Q%k%3%***@1$K$h$k(B 200 pc $B$G$9!#?7(B
kiguchi> $B$7$$***@1%,%$%"$r$"$2$k$=$&$G$9$,(B, $B!!%G!<%?05=L$,Fq$7$$$=$&$G$9!#8=:_$N(B
kiguchi> Pentinum $B$N$h$&$J(B CPU $B$O1'Ch@~$G%@%a$K$J$C$F$7$^$&$H$+!#(B
$B$($C$H(B.... $B1'ChMQ$N5,3J$C$F$"$j$^$;$s$G$7$?$C$1(B? MIL $B$N$b$&$A$g$C(B
$B$H87$7$$$d$D$@$1$@$C$?$+$J$!(B?
--
$BL>8E20Bg3XBg3X1!(B $B>pJs2J3X8&5f2J(B $B7W;;5!?tM}***@l96(B
$B>.Ln(B $B9'CK(B (***@hirata.nuee.nagoya-u.ac.jp)
Takao Ono
2005-07-12 09:19:20 UTC
Permalink
$B>.Ln(B@$BL>8E20Bg3X(B $B$G$9(B.

$B$h$/$o$+$i$J$$***@MU$,B?$$$J$!(B....

<davm30$1g5a$***@news.jaipa.or.jp>$B$N5-;v$K$*$$$F(B
***@nasuinfo.or.jp$B$5$s$O=q$-$^$7$?!#(B
kenji> >$B$J$s$H$J$/!VC10L!W$H!V<!85!W$r:.Mp$7$F$J$$$+$J$H;W$C$F$_$?$j(B.
kenji> $B8f;XE&$I$*$j$G$9!#!VC10L<!85!W$***@MU$r;H$&$3$H$K$7$^$9!#(B
$B!VC10L<!85!W$C$F2?$r$5$7$F$^$9$+(B?

kenji> $B;d$O(B m Kg s A $B$N;M$D$NC10L<!85$GI=8=$9$k$3$H$O!"$"$^$j0UL#(B
kenji> $B$,$J$$$H;W$$$^$9!#EE<'5$3X$NC10L7O$O(B m Kg s $B$NB>$KFs$D$N4p(B
kenji> $BK\C10L$rF3F~$;$6$k$rF@$J$$$H9M$($^$9!#(Bm $B$H(B s $B$,;~4V(B c $B$GG{(B
kenji> $B$i$l$J$,$i$bFs$D$N4pK\C10L$H$7$FI,MW$J$h$&$K!"(Bampere $B$H(B
kenji> volt $B$,(B c $B$GG{$i$l$J$,$iFs$D$N4pK\C10L$H$7$FI,MW$K;W$($^$9!#(B
$B!V0UL#$,$"$k$+$I$&$+!W$H!VC10L$rF3F~$9$k$+$I$&$+!W$O(B, $B$5$7$"$?$j(B
$BFHN)$JLdBj$G$O$J$$$G$7$g$&$+(B?

kenji> $B<B:]$K!"2<$N$h$&$KM}2r$7$F$$$k$O$9$G$9!#(B
($BN,(B)
kenji> $B2<$N$h$&$KM}2r$7$F$$$J$$$O$9$G$9(B
($BN,(B)
$B$G$b(B, $B!V$I$A$i$NI=8=$b<B$OF1$8!W$H$$$&M}2r$OI,MW$G$9$h$M(B?

kenji> $B&E(B0 $B&L(B0 $B$b2<$N$h$&$JC10L<!85$H$7$FM}2r$7$J$$$H!"M6F3C10L$NM}2r$KL5M}$,$G$^$9!#(B
$B$h$/$o$+$j$^$;$s$,(B, $B$I$N$h$&$KL5M}$,$G$k$s$G$7$g$&$+(B?
# $BM6F3C10L$NM}2r$C$F$N$b$h$/$o$+$i$s$,(B.

kenji> Maxwell $BJ}Dx<0$***@.$jN)$?$;$k$?$a$@$1$J$i$P(B $B&E(B0 $B&L(B0 == 1/c^2 $B$G$"$l$P2?$G$b9=$$$^(B
kenji> $B$;$s!#&E(B0 $B$NC10L<!85$OB.EY$K$7$F$*$/$3$H$b$G$-$^$9!#$=$N$[$&$,C1=c$G$9!#&E(B0 $B$NC1(B
kenji> $B0L<!85$r(B coulomb/(volt meter) $B$K$7$F$$$k$N$OEE<'5$3X$rFs$D$N4pK\NL(B(MKSA $B$G$O(B
kenji> amper $B$H(B volt)$B$+$***@bL@$7$F$$$k$?$a$@$H9M$($^$9!#(B
$B>/$J$/$H$b(B, SI $B$NN)>l$G$O(B
$B!V(BV $B$O(B m^2 kg s^-2 A^-1 $B$N>JN,7A!W(B
$B$G$9(B. $B4pK\$H$O9M$($F$^$;$s(B.
--
$BL>8E20Bg3XBg3X1!(B $B>pJs2J3X8&5f2J(B $B7W;;5!?tM}***@l96(B
$B>.Ln(B $B9'CK(B (***@hirata.nuee.nagoya-u.ac.jp)
Kenji Kobayashi
2005-07-12 14:23:27 UTC
Permalink
$B>.NS!wFa?\$G$9(B
Post by Takao Ono
$B!VC10L<!85!W$C$F2?$r$5$7$F$^$9$+(B?
kenji> $B<B:]$K!"2<$N$h$&$KM}2r$7$F$$$k$O$9$G$9!#(B
$BDq93(B: ohtm: volt/ampere
kenji> $B2<$N$h$&$KM}2r$7$F$$$J$$$O$9$G$9(B
$BDq93(B: ohm: m Kg s^-3 A^-2
$B$G$b(B, $B!V$I$A$i$NI=8=$b<B$OF1$8!W$H$$$&M}2r$OI,MW$G$9$h$M(B?
$BDq93(B: ohm: m Kg s^-3 A^-2 $B$H$9$kI,A3@-$r;W$$$D$-$^$;$s!#2?$+$"$k$G$7$g$&$+(B

$B<!***@O$9$k$?$a$@$1$J$i$P!"(Bm Kg s ampere $B$G$O$J$/(B m Kg s $B$GJ,2r$7$F$b9=$$$^$;$s!#(B

MKSA $BC10L7O$NEEN.$O(B

$B!!4V3V$r(B $B#1(B meter $B$KJ]$A!$L58B$KD9$$J?9T@~$N(B 1 meter $BEv$j$K:nMQ$9$kNO$,(B
$B!!(B2 e-7 newton $B$N$H$-$NEEN.$,(B $B#1(B ampere $B$G$"$k(B

$B$G$"$j!"(Bm Kg s $B$K$^$GJ,2r$G$-$^$9$+$i!#(B
Post by Takao Ono
$B>/$J$/$H$b(B, SI $B$NN)>l$G$O(B
$B!V(BV $B$O(B m^2 kg s^-2 A^-1 $B$N>JN,7A!W(B
$B$3$3$,!">.Ln$5$s$H:,K\E*$K0[$J$k$3$H$@$H;W$$$^$9!#$G$b!">.Ln$5$s$3$N$h$&$K9M$($?$i(B
$B&E(B0 $B$NC10L<!85!JJ*M}<!85$G$b9=$$$^$;$s$,!K$***@bL@$,IU$+$J$$$H;W$$$^$9!#JL$K&E(B0 $B$,(B
1/$BB.EY$N<!85$NHfNc78?t$G$b9=$o$J$$$O$:$G$9!#(B

=============== kVerifier Lab ================
EMAIL ***@nasuinfo.or.jp
URL http://www.nasuinfo.or.jp/FreeSpace/kenji/
$B>.NS7{<!(B
==============================================
k***@rist.kindai.ac.jp
2005-07-13 02:47:19 UTC
Permalink
$B>.NS!wFa?\$5$s(B:
|$B<!***@O$9$k$?$a$@$1$J$i$P!"(Bm Kg s ampere $B$G$O$J$/(B m Kg s $B$GJ,2r$7$F$b9=$$$^$;$s!#(B
|
|MKSA $BC10L7O$NEEN.$O(B
|
|$B!!4V3V$r(B $B#1(B meter $B$KJ]$A!$L58B$KD9$$J?9T@~$N(B 1 meter $BEv$j$K:nMQ$9$kNO$,!!(B2 e-7 newton $B$N$H$-$NEEN.$,(B $B#1(B ampere $B$G$"$k(B
|
|$B$G$"$j!"(Bm Kg s $B$K$^$GJ,2r$G$-$^$9$+$i!#(B

$B$b$A$m$s9=$$$^$;$s!#$7$+$7!"$=$N;~!"$=$NNO$,EE5$$NNO$+=ENO$+$=$NB>$NNO(B
$B$+$N6hJL$r<N$F$F$$$^$9!#J*M}20$K$H$C$F$O!"NO$ONO$G$=$s$J6hJL$K0UL#$O$"(B
$B$j$^$;$s$,!"EE5$<'5$$r07$&5;=Q<T$K$H$C$F$O=EMW$J$3$H$G$9!#(B

$B$=$NNO$,EE5$$NNO$G$"$k$3$H$r0l4S$7$F6hJL$7$?$$;~!"?7$7$$4pK\<!85$rF3F~(B
$B$7$^$9!#0l4S$7$F6hJL$9$kJ}K!$,$J$1$l$P?7$7$$<!85$rF3F~$G$-$^$;$s!#(B

$BEE5$!&<'5$$O?M4V$N%9%1!<%k$G$O$^$C$?$/0c$&$b$N$K8+$($kE@$,LdBj$rFq$7$/(B
$B$7$F$$$k$H;W$$$^$9!#8w$NB.EY$H$$$&F|>o$G$OL58BBg$K8+$($k$b$N$NM-8B@-$,(B
$B4XM?$7$F$$$^$9!#8=:_$N5;=Q$O?M4V$N463P$G$O46CN$G$-$J$$@$3&$r%3%s%H%m!<(B
$B%k$7$F$$$k!"$3$3$KLdBj$,$"$j$^$9!#(B

Kiguchi,
Kenji Kobayashi
2005-07-13 05:46:10 UTC
Permalink
$B>.NS!wFa?\$G$9!#(B
Post by k***@rist.kindai.ac.jp
$B$=$NNO$,EE5$$NNO$G$"$k$3$H$r0l4S$7$F6hJL$7$?$$;~!"?7$7$$4pK\<!85$rF3F~(B
$B$7$^$9!#0l4S$7$F6hJL$9$kJ}K!$,$J$1$l$P?7$7$$<!85$rF3F~$G$-$^$;$s!#(B
$B$=$N$H$-$KI,MW$J?7$7$$4pK\<!85$,!"EE<'5$$G$OFs$DI,MW$G$9!#(BMKSA $BC10L7O$G$O(B
ampere $B0l$D$@$1$r<gD%$7$F$$$k$h$&$K8+$($k$N$G!"4pK\C10L$+$iM6F3C10L$rF3$/$3$H$,Fq(B
$B$$C10L7O$K$J$C$F$7$^$C$F$$$^$9!#(Bweber $B$,$I$N$h$&$KM6F3$5$l$kC10L$J$N$+@bL@$G$-$k(B
$B5;=Q<T$OKX$I$$$^$;$s!#;d$O(B MKSA $BC10L7O$H8@$&$h$j!"(BMKSA-volt $BC10L7O$H8@$&$Y$-$@$H(B
$B9M$($^$9!#2sO)5;=Q<T$b(B volt $B$H(B ampere $B$+$iB>$NC10L$rF3$/J}K!$G9M$($F$$$^$9!#(B

$B8=:_!"?7$7$/EE<'C10L7O$r:n$k$H$7$?$i(B ($B&U!"(BA) $B$r4pK\$H$7$?C10L7O$K$J$k$H;W$$$^$9!#(B
volt $B$H(B weber/m $B$NAH$r(B MKS $B$KDI2C$7$?C10L7O$K$J$k$H;W$$$^$9!#;~4V$H6u4V$NB&$=$l(B
$B$>$l$K?7$7$$C10L$rI,MW$H$9$k$N$@$m$&$H;W$$$^$9!#$3$N0UL#$GEE<'5$$O:,K\E*$K(B MKS
$B0J30$KFs$D$N4pK\<!85$rI,MW$H$9$k$@$H9M$($F$$$^$9!#(B

=============== kVerifier Lab ================
EMAIL ***@nasuinfo.or.jp
URL http://www.nasuinfo.or.jp/FreeSpace/kenji/
$B>.NS7{<!(B
==============================================
k***@rist.kindai.ac.jp
2005-07-13 06:38:25 UTC
Permalink
$B$R$g$C$H$7$F>.NS!wFa?\$5$s$N<gD%$O(B
$BEE<'5$$G8=$l$kJ*M}NL$r(B, $B$?$H$($P(B ($BEE2Y(B, $BEEN.(B) $B$N$h$&$K;~4VItJ,$H6u4VIt(B
$BJ,$K$o$1!";~4VItJ,$H6u4VItJ,$r8wB.EY(B c $B$r2p$7$F!"0c$&C10L$GB,$l$H$$$&(B
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$B$J$N$G$9!#(B

Kiguchi,
Kenji Kobayashi
2005-07-13 05:53:32 UTC
Permalink
$B>.NS!wFa?\$G$9(B
Post by Takao Ono
$B$J$s$H$$$&$+(B, $B$`$d$_$K!V<!85!W$H!VC10L!W$r:.F1$7$h$&$H$$$&9M$(J}(B
$B$N$h$&$J5$$,$7$^$9(B.
MKSA $BC10L7O$NNr;KE*7P0^$rO@$:$k$H$-!"(B cgs emu $B$H(B MKSA $B$NC10L49;;$r2?EY$b9T$&I,MW(B
$B$,$"$j$^$9!#(B

`dyne/`newton
sf "`dyne/`newton"
< 1e-005 >

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$B$&$+(B
Post by Takao Ono
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$B$r(B 1 Kg $B$+$i(B 1/2 Kg $B$KJQ$($?$i!"EEN.Dj5A$NDj5A$+$iEEN.CM$O(B 2 $BG\$K$J$k!W$N0UL#$G(B
$B$9!#(B
Post by Takao Ono
$B$3$NJU$O>\$7$/$J$$$N$G%Q%9(B. $B&E(B0 $B$C$F$I$3$+$i$G$F$/$k$s$G$7$?$C$1(B?
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$B$NC10L<!85$r%"%W%j%*%j$KM?$($k;v$H!"(Bvolt $B$r%"%W%j%*%j$J4pK\C10L$H$9$k$3$H$,F1CM(B
$B$@$H9M$($F$$$^$9!#Nr;KE*$K$O!"4{$KB8:_$7$F$$$?(B ampere $B$H(B volt $B$r;H$$$D$E$1$k$?$a(B
$B$K!"<!85IU$-$N(B $B&E(B0$B!"&L(B0 $B$rF~$l$?$H!"2<$N(B web page $B$***@bL@$5$;$F$b$i$$$^$7$?!#(B

$B!!(Bhttp://www.nasuinfo.or.jp/FreeSpace/kenji/sf/ElMgUnit.html

=============== kVerifier Lab ================
EMAIL ***@nasuinfo.or.jp
URL http://www.nasuinfo.or.jp/FreeSpace/kenji/
$B>.NS7{<!(B
==============================================
$B$9$$$^$;$s!#A`:n%_%9$G$9!#$D$$(B ctrl + R $B$GJV?.$7$F$7$^$$$^$7$?!#L5;k$7$F$d$C$F$/$@$5$$!#(B
Takao Ono
2005-07-13 03:50:52 UTC
Permalink
$B>.Ln(B@$BL>8E20Bg3X(B $B$G$9(B.

SI $B$N%U%l!<%`%o!<%/$K$D$$$F$N$*OC(B:
# $B$H$$$$$D$D<+8JN.$N2r<a$G$9$,(B.

<db0jk9$1o7u$***@news.jaipa.or.jp>$B$N5-;v$K$*$$$F(B
***@nasuinfo.or.jp$B$5$s$O=q$-$^$7$?!#(B
kenji> >$B!VC10L<!85!W$C$F2?$r$5$7$F$^$9$+(B?
kenji> MKS $B$G$NB.EY$NC10L<!85(B $B"a(B meter sec^-1 $B$J$I$HI=$9$3$H$G$9!#(B
kenji> $B;d$@$1$NB$8l$G$O$"$j$^$;$s!#(B
$B$J$s$H$$$&$+(B, $B$`$d$_$K!V<!85!W$H!VC10L!W$r:.F1$7$h$&$H$$$&9M$(J}(B
$B$N$h$&$J5$$,$7$^$9(B. $BC10L<!85$J$k$b$N$rF3F~$9$k$^$G$b$J$/(B, $BB.EY$N(B
$B<!85$r(B L T^-1 $B$H5-=R$9$k$3$H$,$G$-$^$9(B.
# $B$G(B, $BB.EY$N<!85$,(B L T^-1 $B$G$"$k$3$H$KBP1~$7$F(B m/s $B$H$$$&C10L$GB.(B
# $BEY$,I=8=$G$-$k$3$H$K$J$k(B.

$B4{$K=R$Y$?$h$&$K(B, SI $B$G$O(B 7$B$D$N<!85$rFHN)$J$b$N$H$7$FG'$a$F$$$^$9(B.
$B$3$NFHN)$J(B 7$B$D$N<!85$N$=$l$>$l$KBP$7$F!V4pK\C10L!W$r(B, $B$3$l$i$N4p(B
$BK\C10L$N>h=|;;$K$h$C$FF3$+$l$k$b$N$H$7$F!VAHN)C10L!W$rDj5A$7$F$$(B
$B$^$9(B. $B$=$7$F(B, $BAHN)C10L$N$&$A$$$/$D$+$K$D$$$F$O8GM-$NL>A0$rM?$($F(B
$B$$$^$9(B.

kenji> $BDq93(B: ohm: m Kg s^-3 A^-2 $B$H$9$kI,A3@-$r;W$$$D$-$^$;$s!#2?$+$"$k$G$7$g$&$+(B
$B$"(B, $B&8(B = m^2 kg s^-3 A^-2 $B$G$9$M(B. $B7W;;4V0c$($^$7$?(B.
# $B:#EY$O$"$C$F$k$h$J$!!c<+?.$J$7(B.

$B$G(B, $B$3$l$=$N$b$N$O$O!VAHN)C10L$r4pK\C10L$N>h=|;;$GI=8=$7$F$$$k!W(B
$B$@$1$G3N$+$KI,A3@-$N$"$kI=8=$G$O$"$j$^$;$s$,(B, $B$5$j$H$F!V$=$&$7$F(B
$B$O$J$i$J$$!W$H$$$&$b$N$G$b$"$j$^$;$s$M(B.

kenji> MKSA $BC10L7O$NEEN.$O(B
kenji> $B!!4V3V$r(B $B#1(B meter $B$KJ]$A!$L58B$KD9$$J?9T@~$N(B 1 meter $BEv$j$K:nMQ$9$kNO$,(B
kenji> $B!!(B2 e-7 newton $B$N$H$-$NEEN.$,(B $B#1(B ampere $B$G$"$k(B
kenji> $B$G$"$j!"(Bm Kg s $B$K$^$GJ,2r$G$-$^$9$+$i!#(B
$B$3$l$O(B, $B!VEEN.NL$rD9$5!&<ANL!&<!85$N>h=|;;$G5a$a$k$3$H$,$G$-$k!W(B
$B$H$$$&<gD%$G$7$g$&$+(B? SI $B$G!VC10L$rJ,2r$9$k!W$H$$$C$?$i!VNL$,>h=|(B
$B;;$G5a$^$k!W$H$$$&0UL#$J$s$G$9$,(B.

kenji> >$B>/$J$/$H$b(B, SI $B$NN)>l$G$O(B
kenji> >$B!V(BV $B$O(B m^2 kg s^-2 A^-1 $B$N>JN,7A!W(B
kenji> $B$3$3$,!">.Ln$5$s$H:,K\E*$K0[$J$k$3$H$@$H;W$$$^$9!#$G$b!">.Ln$5$s$3$N$h$&$K9M$($?$i(B
kenji> $B&E(B0 $B$NC10L<!85!JJ*M}<!85$G$b9=$$$^$;$s$,!K$***@bL@$,IU$+$J$$$H;W$$$^$9!#JL$K&E(B0 $B$,(B
kenji> 1/$BB.EY$N<!85$NHfNc78?t$G$b9=$o$J$$$O$:$G$9!#(B
$B$3$NJU$O>\$7$/$J$$$N$G%Q%9(B. $B&E(B0 $B$C$F$I$3$+$i$G$F$/$k$s$G$7$?$C$1(B?
--
$BL>8E20Bg3XBg3X1!(B $B>pJs2J3X8&5f2J(B $B7W;;5!?tM}***@l96(B
$B>.Ln(B $B9'CK(B (***@hirata.nuee.nagoya-u.ac.jp)
P.S.
$B%a!<%k$OAw$C$F$$$?$@$+$:$H$b(B....
Kenji Kobayashi
2005-07-14 06:14:31 UTC
Permalink
$B>.NS!wFa?\$G$9!#(B
Post by k***@rist.kindai.ac.jp
$B$R$g$C$H$7$F>.NS!wFa?\$5$s$N<gD%$O(B
$BEE<'5$$G8=$l$kJ*M}NL$r(B, $B$?$H$($P(B ($BEE2Y(B, $BEEN.(B) $B$N$h$&$K;~4VItJ,$H6u4VIt(B
$BJ,$K$o$1!";~4VItJ,$H6u4VItJ,$r8wB.EY(B c $B$r2p$7$F!"0c$&C10L$GB,$l$H$$$&(B
$B$3$H$+$J!#(B
$***@E*EE<'5$3X$O!VEE0L$H%Y%/%H%k!&%]%F%s%7%c%k!W$NFs$D$r4pK\C10L$H$7$FI,MW$H$7(B
$B$^$9!#(BMKSA $BC10L7O$G$O!"$=$NFs$D$N4pK\C10L$,(B ampere $B$H(B volt $B$N7A$GG1$/$l$FF~$C$F(B
$B$-$^$9!#(Bvolt $B$O(B $B&E(B0 $B$H(B $B&L(B0 $B$NC10L<!85$r%"%W%j%*%j$K;XDj$9$k7A$GG1$/$l$FF~$l$i$l(B
$B$F$$$k<gD%$7$^$9!#(B

=============== kVerifier Lab ================
EMAIL ***@nasuinfo.or.jp
URL http://www.nasuinfo.or.jp/FreeSpace/kenji/
$B>.NS7{<!(B
==============================================

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