%
% $BNL;RJ*M}3X(B : $B1i=,LdBj(B 1-4 $B2rEz(B
% $B%U%"%$%kL>(B : /home/edu/a-94e/y9410205/tex/quantum_physics/Q1-4.tex
% $B:n(B  $B@.(B  $B<T(B : y9410205 Yuzri Mohd Yusoff
% $B:n@.G/7nF|(B : 20th December 1995
% $BEE;R%a!<%k(B : y9410205@edu.uec.ac.jp
%
\mondai
{y9410205 Yuzri Mohd Yusoff}
{/95/12/20}
{y9410205@edu.uec.ac.jp}
{1-4}
{
%**********     $BLdBjJ,(B  ***************%
$60 \hspace{1mm}{\rm W}$ $B$NGrG.EE5e$+$i$G$kKhIC=P$k8w;R$N?t$O$$$/$i$+(B? $B$?(B
$B$@$7(B, $BEENO$OA4$F(B $0.6 \hspace{1mm}{\rm \mu m}$ $B$N2D;k8w$K$J$k$H$;$h!#(B 
($BCm(B: $B<B:]$NGrG.EE5e$G$O(B, $B@V30@~(B($BG.(B)$B$K$J$k>l9g$,B?$$!#(B)
}
{
%**********  $B2rEz(B   **************%
\noindent $BEENO$NDj5A$h$j(B, $BGrG.EE5e$NC10L;~4V$KH/@8$9$k%(%M%k%.!<$O(B
$
60 \hspace{1mm}{\rm W} = 60 \hspace{1mm}{\rm J\cdot s^{-1}}
$ $B$G$"$k!#(B
$B$^$?(B, $B8w$O%(%M%k%.!<(B$E$$B$r;}$C$F$$$k8w;R$+$i$J$j!"$3$N8w;R$N(B
$B%(%M%k%.!<(B$E$$B$O%W%i%s%/Dj?t(B( $h= 6.6260755 \times 10^{-34} \hspace{1mm}{\rm
J\cdot s}$)$B$+$1$k?6F0?t(B $\nu$$B$K(B
$BEy$7$$!#(B
\begin{equation}
E = h\nu = h\frac{c}{\lambda}
\label{eq:1-4-1}
\end{equation}
$B$3$3$G8w$NGHD9(B $\lambda$ $B$H?6F0?t(B $\nu$ $B$N4X78(B 
\begin{equation}
\lambda = \frac{c}{\nu} \Longrightarrow \nu =
\frac{c}{\lambda} ; \mbox{ ( $B8w$NB.EY(B }c = 2.99792458 \times
10^8 \hspace{1mm}{\rm ms^{-1}})
\label{eq:1-4-2}
\end{equation}
$B$rMQ$$$?!#$7$?$,$C$F(B, $0.6 \hspace{1mm}{\rm \mu m}$ $B$N2D;k8w$N8w;R(B1$B8D$N%((B
$B%M%k%.!<$O(B
\[
E = \frac{6.6260755 \times 10^{-34} \times 2.99792458 \times
10^8}{0.6 \times 10^{-6}} = 3.3107 \times 10^{-19}
\hspace{1mm}{\rm J}
\]
$B$h$j!"KhIC(B
\[
1 \times
\frac{60}{3.3107 \times 10^{-19}} = 1.8123 \times 10^{20}
\approx 1.8 \times 10^{20} \mbox{$B8D!#(B}
\]
$B$N8w;R$,$G$F$$$k!#(B
%*********** $B2rEz=*(B ****************%
}
