ความเห็น 1 1 ต.ค. 2550 (10:35)
ขอบคุณมากนะคะ กระจ่างขึ้นเยอะ

ความเห็น 2 27 เม.ย. 2551 (00:03)

Excelphysics101zip

 

ความเห็น 3 22 พ.ย. 2551 (13:32)

rlc_parallele1

ความเห็น 4 22 พ.ย. 2551 (13:37)
rlc_parallele1

ความเห็น 5 22 พ.ย. 2551 (13:48)

edit file rlc_parallele1_xls

ความเห็น 6 22 พ.ย. 2551 (15:14)

rlc_parallele1_zip

ความเห็น 7 23 พ.ย. 2551 (11:54)

wave addition as vector

ความเห็น 9 23 พ.ย. 2551 (15:42)

wave_addition2

ความเห็น 10 1 ธ.ค. 2551 (22:19)

wave addition_ysin201
y1=R1*sin(theta+phase1)
y2=R2*sin(theta+phase2)
y3=y1+y2=R3*sin(theta+phase3)

ความเห็น 11 7 ก.พ. 2552 (08:56)

ysin1.htm Vbscript Data Sheet for Excel Graph

ความเห็น 12 19 ก.ค. 2552 (15:58)

spreadsheet vector_addition

spreadsheet_vector_addition

ความเห็น 13 17 ก.ค. 2553 (23:38)
RC_DC_series1
http://www.editgrid.com/explore/user/physicsmatayom/RC_DC_SERIES1

charging capacitor_resistor in series
% MathType!MTEF!2!1!+-
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\[
\begin{array}{l}
RC\_DC\_series1 \\
1.iR + \frac{Q}{C} = E \\
2.R\frac{{dQ}}{{dt}} + \frac{Q}{C} = E \\
3.\int\limits_0^Q {\frac{{d(EC - Q)}}{{(EC - Q)}}} = - \frac{1}{{RC}}\int\limits_0^t {dt} \\
4.[\ln (EC - Q)]_0^Q = - \frac{1}{{RC}}[t]_0^t \\
5.\ln (EC - Q) - \ln (EC) = - \frac{1}{{RC}}[t - 0] \\
6.\ln \frac{{(EC - Q)}}{{EC}} = - \frac{t}{{RC}} \\
7.Q = EC(1 - e^{( - t/RC)} ) \\
8.V_C = Q/C = E(1 - e^{( - t/RC)} ) \\
9.\lim _{t \to \infty } V_C = Q/C = E \\
10.i = \frac{{dQ}}{{dt}} = \frac{E}{R}.e^{( - t/RC)} \\
11.V_R = iR = E.e^{( - t/RC)} \\
12.V_R + V_C = E \\
\\
\end{array}
\]