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If we connect each plate to a voltage source like a battery or power supply, a charge will appear on each plate, as shown in Fig. 3.$q$$C$$V$$ q = CV$$(1)$$C = \dfrac{\epsilon_0 A}{d}$$(2)$$\epsilon_0 = 8.85418782\times 10^{-12}\,\,\dfrac{\mathrm{s}^4\mathrm{A}^2}{\mathrm{m}^3 \,\mathrm{kg}}$$(1)$$V = q/C$$V=IR$$\dfrac{q}{C} = IR$$(3)$$q$$I$$I = -\dfrac{dq}{… text/html 2026-06-04T10:07:04+00:00 kevinv (kevinv@undisclosed.example.com) http://mail.physlab-wiki.com/?image=phylabs%3Alab_courses%3Adevice_manuals%3A3bscientific%3Ateltron_2533_manual.pdf&ns=phylabs%3Alab_courses%3Adevice_manuals%3A3bscientific&rev=1780582024&tab_details=history&mediado=diff&do=media text/html 2026-06-03T18:01:00+00:00 kevinv (kevinv@undisclosed.example.com) http://mail.physlab-wiki.com/?image=phylabs%3Alab_courses%3Adevice_manuals%3Abkprecision%3Abkprecision_3011b_user_manual.pdf&ns=phylabs%3Alab_courses%3Adevice_manuals%3Abkprecision&rev=1780524060&tab_details=history&mediado=diff&do=media text/html 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