<div id="pf1" class="pf w0 h0" data-page-no="1"><div class="pc pc1 w0 h0"><img class="bi x0 y0 w1 h1" alt="" src="https://files.passeidireto.com/6a075148-e78e-411d-abe8-1c2a74d0c982/bg1.png"><div class="t m0 x0 h2 y1 ff1 fs0 fc0 sc0 ls8 wsa">ELETRICIDADE BÁSICA </div><div class="t m1 x0 h3 y2 ff1 fs1 fc1 sc0 ls8 wsa">PROF. LEÔNIDAS MELO<span class="_0 blank"></span> </div><div class="t m2 x0 h4 y3 ff1 fs2 fc0 sc0 ls8 wsa">Princípios de corrent<span class="_0 blank"></span>e alternada \u2013 Parte II<span class="_0 blank"></span> </div><div class="t m1 x1 h5 y4 ff2 fs1 fc2 sc0 ls8 wsa">Vimos <span class="_1 blank"> </span>que <span class="_1 blank"> </span>em <span class="_1 blank"> </span>corrente<span class="_0 blank"></span> <span class="_1 blank"> </span>alternada, <span class="_1 blank"> </span>tanto <span class="_1 blank"> </span>a <span class="_1 blank"> </span>tensã<span class="_0 blank"></span>o <span class="_1 blank"> </span>quando <span class="_1 blank"> </span>a <span class="_1 blank"> </span>corren<span class="_0 blank"></span>te, <span class="_1 blank"> </span>podem <span class="_1 blank"> </span>ter <span class="_1 blank"> </span>uma<span class="_0 blank"></span> </div><div class="t m1 x0 h6 y5 ff2 fs1 fc2 sc0 ls8 wsa">defasagem inicial <span class="_2 blank"> </span>entre os <span class="_2 blank"> </span>sinais de <span class="_2 blank"> </span>tensão e <span class="_2 blank"> </span>corrente, representada pelo <span class="_2 blank"> </span>ângulo <span class="ff3 ls0">\u03c6</span>. <span class="_2 blank"> </span>Vamos ver </div><div class="t m1 x0 h5 y6 ff2 fs1 fc2 sc0 ls8 wsa">agora, como esta defasag<span class="_0 blank"></span>em está associada ao<span class="_0 blank"></span> conceito de impedância.<span class="_0 blank"></span> </div><div class="t m1 x0 h5 y7 ff2 fs1 fc2 sc0 ls8 wsa">Impedância </div><div class="t m1 x0 h5 y8 ff2 fs1 fc2 sc0 ls8 wsa"> <span class="_3 blank"> </span>Impedância <span class="_4 blank"> </span>é <span class="_4 blank"> </span>um <span class="_4 blank"> </span>número <span class="_4 blank"> </span>que <span class="_4 blank"> </span>caracteriza <span class="_4 blank"> </span>um <span class="_4 blank"> </span>dispositiv<span class="_0 blank"></span>o <span class="_4 blank"> </span>ou <span class="_4 blank"> </span>circuito <span class="_4 blank"> </span>e <span class="_5 blank"> </span>reflete: <span class="_4 blank"> </span>(a) <span class="_4 blank"> </span>a </div><div class="t m1 x0 h5 y9 ff2 fs1 fc2 sc0 ls8 wsa">oposição <span class="_2 blank"> </span>total <span class="_1 blank"> </span>que<span class="_0 blank"></span> <span class="_2 blank"> </span>o <span class="_1 blank"> </span>componente <span class="_2 blank"> </span>ou <span class="_2 blank"> </span>circuito <span class="_2 blank"> </span>ofe<span class="_2 blank"> </span>rece <span class="_2 blank"> </span>à <span class="_2 blank"> </span>passagem <span class="_2 blank"> </span>de <span class="_1 blank"> </span>corrente <span class="_2 blank"> </span>alternada, <span class="_2 blank"> </span>e <span class="_2 blank"> </span>(b) </div><div class="t m1 x0 h5 ya ff2 fs1 fc2 sc0 ls8 wsa">a defasagem total entr<span class="_0 blank"></span>e tensão e corrent<span class="_0 blank"></span>e. </div><div class="t m1 x1 h7 yb ff2 fs1 fc2 sc0 ls8 wsa">A <span class="_4 blank"> </span>impedância<span class="_0 blank"></span> <span class="_4 blank"> </span>é <span class="_4 blank"> </span>repres<span class="_0 blank"></span>entada <span class="_4 blank"> </span>na<span class="_0 blank"></span> <span class="_4 blank"> </span>forma <span class="_4 blank"> </span>d<span class="_0 blank"></span>e <span class="_4 blank"> </span>um <span class="_4 blank"> </span>nú<span class="_0 blank"></span>mero <span class="_4 blank"> </span>co<span class="_0 blank"></span>mplexo <span class="_4 blank"> </span>(<span class="ff4">\ue001</span></div><div class="t m1 x2 h7 yc ff4 fs1 fc2 sc0 ls1">\ue002<span class="ff2 ls8 wsa v1">), <span class="_4 blank"> </span>composto <span class="_4 blank"> </span>p<span class="_0 blank"></span>or </span></div><div class="t m1 x0 h5 yd ff2 fs1 fc2 sc0 ls8 wsa">uma parte real R e uma<span class="_0 blank"></span> parte imaginária X. </div><div class="c x3 ye w2 h8"><div class="t m1 x4 h5 yf ff2 fs1 fc2 sc0 ls8 wsa"> </div></div><div class="c x5 y10 w3 h9"><div class="t m1 x4 h5 y11 ff2 fs1 fc2 sc0 ls8 wsa"> </div></div><div class="c x5 y12 w3 ha"><div class="t m1 x4 h7 y13 ff4 fs1 fc2 sc0 ls8">\ue001</div></div><div class="c x6 y14 w4 hb"><div class="t m1 x7 h7 y13 ff4 fs1 fc2 sc0 ls8">\ue002</div></div><div class="c x8 y12 w5 ha"><div class="t m1 x4 h7 y13 ff4 fs1 fc2 sc0 ls8">\ue003</div></div><div class="c x9 y12 w6 ha"><div class="t m1 x4 h7 y13 ff4 fs1 fc2 sc0 ls8">\ue004</div></div><div class="c xa y12 w5 ha"><div class="t m1 x4 h7 y13 ff4 fs1 fc2 sc0 ls8">\ue005</div></div><div class="c xb y12 w7 ha"><div class="t m1 x4 h7 y13 ff4 fs1 fc2 sc0 ls8 ws0">\ue006\ue007</div></div><div class="c xc y12 w8 ha"><div class="t m1 x4 h7 y13 ff4 fs1 fc2 sc0 ls8">\ue008</div></div><div class="c xd y12 w9 ha"><div class="t m1 x4 h7 y13 ff4 fs1 fc2 sc0 ls8">\ue009</div></div><div class="t m1 xe h5 y15 ff2 fs1 fc2 sc0 ls8 wsa"> forma retangular (</div><div class="c xf y12 wa ha"><div class="t m1 x4 h7 y13 ff4 fs1 fc2 sc0 ls8">\ue006</div></div><div class="c x10 y12 w5 ha"><div class="t m1 x4 h7 y13 ff4 fs1 fc2 sc0 ls8">\ue003</div></div><div class="c x11 y16 wb hc"><div class="t m1 x4 h7 y13 ff4 fs1 fc2 sc0 ls8">\ue00a</div></div><div class="c x12 y12 w5 ha"><div class="t m1 x4 h7 y13 ff4 fs1 fc2 sc0 ls8">\ue00b</div></div><div class="c x13 y12 wc ha"><div class="t m1 x4 h7 y13 ff4 fs1 fc2 sc0 ls8">\ue00c</div></div><div class="t m1 x14 h5 y15 ff2 fs1 fc2 sc0 ls8 wsa">) </div><div class="t m1 x5 h7 y17 ff4 fs1 fc2 sc0 ls8">\ue001</div><div class="t m1 x15 h7 y18 ff4 fs1 fc2 sc0 ls2">\ue002<span class="ls8 ws1 v1">\ue003 \ue001\ue00d\ue00e<span class="_2 blank"> </span>\ue008\ue008 \ue009<span class="ff2 wsa"> forma polar<span class="_0 blank"></span> </span></span></div><div class="t m1 x5 h5 y19 ff2 fs1 fc2 sc0 ls8 wsa"> </div><div class="t m1 x5 h5 y1a ff2 fs1 fc2 sc0 ls8 wsa"> </div><div class="t m1 x5 h7 y1b ff4 fs1 fc2 sc0 ls8 ws2">\ue00f \ue003 <span class="ws0 v0">\ue00a</span>\ue004</div><div class="t m3 x16 hd y1c ff4 fs3 fc2 sc0 ls8">\ue010</div><div class="t m1 x17 h7 y1b ff4 fs1 fc2 sc0 ls8 ws3">\ue005 \ue001</div><div class="t m3 x18 hd y1c ff4 fs3 fc2 sc0 ls8">\ue010</div><div class="t m1 x19 h7 y1b ff2 fs1 fc2 sc0 ls8 wsa"> (módulo de <span class="ff4">\ue001</span></div><div class="t m1 x1a h7 y1d ff4 fs1 fc2 sc0 ls1">\ue002<span class="ff3 ls8 ws4 v1">)<span class="ff2 wsa"> </span></span></div><div class="t m1 x5 he y1e ff4 fs1 fc2 sc0 ls8 ws5">\ue00e<span class="_6 blank"> </span>\ue003<span class="_7 blank"> </span>\ue011\ue012\ue013\ue014\ue015 \ue016<span class="v2">\ue007</span></div><div class="t m1 x1b hf y1f ff4 fs1 fc2 sc0 ls3">\ue004<span class="ls8 ws0 v3">\ue017<span class="ff2 wsa"> </span></span></div><div class="c x5 ye w6 h10"><div class="t m1 x4 h7 y20 ff4 fs1 fc2 sc0 ls8">\ue004</div></div><div class="c x8 ye w5 h10"><div class="t m1 x4 h7 y20 ff4 fs1 fc2 sc0 ls8">\ue003</div></div><div class="c x9 ye w3 h10"><div class="t m1 x4 h7 y20 ff4 fs1 fc2 sc0 ls8">\ue001</div></div><div class="c x1c ye wd h10"><div class="t m1 x4 h7 y20 ff4 fs1 fc2 sc0 ls8">\ue018</div></div><div class="c x1d ye we h10"><div class="t m1 x4 h7 y20 ff4 fs1 fc2 sc0 ls8 ws0">\ue019\ue01a\ue01b</div></div><div class="c x1e ye wf h10"><div class="t m1 x4 h7 y20 ff4 fs1 fc2 sc0 ls8">\ue00e</div></div><div class="t m1 x1b h5 y21 ff2 fs1 fc2 sc0 ls8 wsa"> </div><div class="c x5 ye w10 h11"><div class="t m1 x4 h7 y22 ff4 fs1 fc2 sc0 ls8">\ue007</div></div><div class="c x8 ye w5 h11"><div class="t m1 x4 h7 y22 ff4 fs1 fc2 sc0 ls8">\ue003</div></div><div class="c x9 ye w3 h11"><div class="t m1 x4 h7 y22 ff4 fs1 fc2 sc0 ls8">\ue001</div></div><div class="c x1c ye wd h11"><div class="t m1 x4 h7 y22 ff4 fs1 fc2 sc0 ls8">\ue018</div></div><div class="c xa ye w8 h11"><div class="t m1 x4 h7 y22 ff4 fs1 fc2 sc0 ls8">\ue008</div></div><div class="c x1d ye w11 h11"><div class="t m1 x4 h7 y22 ff4 fs1 fc2 sc0 ls8 ws0">\ue01b\ue01c\ue01d</div></div><div class="c x1e ye wf h11"><div class="t m1 x4 h7 y22 ff4 fs1 fc2 sc0 ls8">\ue00e</div></div><div class="t m1 x1b h5 y23 ff2 fs1 fc2 sc0 ls8 wsa"> </div><div class="t m1 x0 h5 y24 ff2 fs1 fc2 sc0 ls8 wsa"> </div><div class="t m1 x0 h5 y25 ff5 fs1 fc2 sc0 ls8 ws6">Z<span class="ff2 wsa">: Valor responsável pela<span class="_0 blank"></span> oposição à corrente CA </span></div><div class="t m1 x0 h7 y26 ff4 fs1 fc2 sc0 ls4">\ue00e<span class="ff2 ls8 wsa">: Valor responsável pela<span class="_0 blank"></span> defasagem entre a tensã<span class="_0 blank"></span>o e corrente<span class="_0 blank"></span> </span></div><div class="t m1 x0 h5 y27 ff2 fs1 fc2 sc0 ls8 wsa"> </div><div class="t m1 x0 h5 y28 ff2 fs1 fc2 sc0 ls8 wsa">Reatância Capacitiva e In<span class="_0 blank"></span>dutiva </div><div class="c x1f y29 w12 h9"><div class="t m1 x4 h5 y2a ff2 fs1 fc2 sc0 ls8 ws7">Reatâ</div></div><div class="c x20 y29 w13 h9"><div class="t m1 x4 h5 y2a ff2 fs1 fc2 sc0 ls8 ws7">ncia</div></div><div class="c x21 y29 w8 h9"><div class="t m1 x4 h5 y2a ff2 fs1 fc2 sc0 ls8 wsa"> </div></div><div class="c x22 y29 w14 h9"><div class="t m1 x4 h5 y2a ff2 fs1 fc2 sc0 ls8 wsa">Capacitiva (</div></div><div class="c x23 y2b w10 h12"><div class="t m1 x4 h7 y2c ff4 fs1 fc2 sc0 ls8">\ue007</div></div><div class="c x24 y2d w15 h13"><div class="t m3 x4 hd y2e ff4 fs3 fc2 sc0 ls8">\ue01e</div></div><div class="c x25 y29 w16 h9"><div class="t m1 x4 h5 y2a ff2 fs1 fc2 sc0 ls8 wsa">), em </div></div><div class="c x26 y29 w17 h9"><div class="t m1 x4 h14 y2a ff5 fs1 fc2 sc0 ls8">\u03a9</div></div><div class="c x27 y29 w18 h9"><div class="t m1 x4 h5 y2a ff2 fs1 fc2 sc0 ls8">:</div></div><div class="c x28 y29 w3 h9"><div class="t m1 x4 h5 y2a ff2 fs1 fc2 sc0 ls8 wsa"> </div></div><div class="t m1 x1f h5 y2f ff2 fs1 fc2 sc0 ls8 wsa"> </div><div class="t m1 x29 h7 y30 ff4 fs1 fc2 sc0 ls8">\ue007</div><div class="t m3 x2a hd y31 ff4 fs3 fc2 sc0 ls8">\ue01e</div><div class="t m1 x2b he y30 ff4 fs1 fc2 sc0 ls5">\ue003<span class="ls8 v2">\ue00c</span></div><div class="t m1 x2c h15 y32 ff4 fs1 fc2 sc0 ls8 ws8">\ue01f\ue020\ue021\ue022 <span class="ff2 wsa v3"> </span></div><div class="t m1 x1f h5 y33 ff2 fs1 fc2 sc0 ls8 wsa"> </div><div class="t m1 x1f h7 y34 ff4 fs1 fc2 sc0 ls6">\ue021<span class="ff2 ls8 wsa"> = freqüência do sinal (gera<span class="_0 blank"></span>dor), em <span class="ff4 ws0">\ue023\ue00f</span> </span></div><div class="t m1 x1f h5 y35 ff6 fs1 fc2 sc0 ls8 ws9">C<span class="ff2 wsa"> = Capacitância, em F<span class="_0 blank"></span> </span></div><div class="t m1 x15 h5 y36 ff2 fs1 fc2 sc0 ls7 wsa"> <span class="ff6 ls8"> </span></div></div><div class="pi" data-data='{"ctm":[1.000000,0.000000,0.000000,1.000000,0.000000,0.000000]}'></div></div> <div id="pf2" class="pf w0 h0" data-page-no="2"><div class="pc pc2 w0 h0"><img class="bi x2d y37 w19 h16" alt="" src="https://files.passeidireto.com/6a075148-e78e-411d-abe8-1c2a74d0c982/bg2.png"><div class="c x1f y38 w1a h9"><div class="t m1 x4 h5 y39 ff2 fs1 fc2 sc0 ls8 ws7">Reat</div></div><div class="c x2e y38 w1b h9"><div class="t m1 x4 h5 y39 ff2 fs1 fc2 sc0 ls8 wsa">ância Induti<span class="_0 blank"></span>va (</div></div><div class="c x2b y3a w10 h12"><div class="t m1 x4 h7 y3b ff4 fs1 fc2 sc0 ls8">\ue007</div></div><div class="c x2f y3c w1c h13"><div class="t m3 x4 hd y3d ff4 fs3 fc2 sc0 ls8">\ue024</div></div><div class="c x2c y38 w1d h9"><div class="t m1 x4 h5 y39 ff2 fs1 fc2 sc0 ls8 wsa">), em </div></div><div class="c x30 y38 w10 h9"><div class="t m1 x4 h14 y39 ff5 fs1 fc2 sc0 ls8">\u03a9</div></div><div class="c x31 y38 w1e h9"><div class="t m1 x4 h5 y39 ff2 fs1 fc2 sc0 ls8">:</div></div><div class="c x26 y38 w3 h9"><div class="t m1 x4 h5 y39 ff2 fs1 fc2 sc0 ls8 wsa"> </div></div><div class="t m1 x1f h5 y3e ff2 fs1 fc2 sc0 ls9 wsa"> <span class="ff4 ls8 v4">\ue007</span></div><div class="t m3 x2a hd y3f ff4 fs3 fc2 sc0 ls8">\ue024</div><div class="t m1 x2b h7 y40 ff4 fs1 fc2 sc0 ls8 wsb">\ue003 \ue01f\ue020\ue021\ue025<span class="ff2 wsa"> </span></div><div class="t m1 x1f h5 y41 ff2 fs1 fc2 sc0 ls8 wsa"> </div><div class="t m1 x1f h7 y42 ff4 fs1 fc2 sc0 ls6">\ue021<span class="ff2 ls8 wsa"> = freqüência do sinal (gera<span class="_0 blank"></span>dor), em <span class="ff4 ws0">\ue023\ue00f</span> </span></div><div class="t m1 x1f h17 y43 ff6 fs1 fc2 sc0 ls8 ws9">L<span class="ff2 wsa"> = Indutância, em H<span class="_0 blank"></span> <span class="_8 blank"> </span><span class="v5"> </span></span></div><div class="t m1 x0 h5 y44 ff2 fs1 fc2 sc0 ls8 wsa"> </div><div class="t m1 x1 h5 y45 ff2 fs1 fc2 sc0 ls8 wsa">Os <span class="_9 blank"> </span>gráficos <span class="_9 blank"> </span>abai<span class="_0 blank"></span>xo <span class="_9 blank"> </span>mostra<span class="_0 blank"></span>m <span class="_9 blank"> </span>como <span class="_9 blank"> </span>variam <span class="_1 blank"> </span>as <span class="_9 blank"> </span>reatâncias <span class="_9 blank"> </span>indutivas<span class="_0 blank"></span> <span class="_9 blank"> </span>e <span class="_9 blank"> </span>capacitivas <span class="_1 blank"> </span>com <span class="_9 blank"> </span>a </div><div class="t m1 x0 h5 y46 ff2 fs1 fc2 sc0 ls8 wsa">freqüência. </div><div class="t m1 x0 h5 y47 ff2 fs1 fc2 sc0 ls8 wsa"> </div><div class="t m1 x32 h5 y48 ff2 fs1 fc2 sc0 ls8 wsa"> </div><div class="t m1 x0 h5 y49 ff2 fs1 fc2 sc0 ls8 wsa"> </div><div class="t m1 x0 h5 y4a ff2 fs1 fc2 sc0 ls8 wsa"> </div><div class="c x0 y4b w1f h9"><div class="t m1 x4 h5 y4c ff2 fs1 fc2 sc0 ls8 wsa">No indutor a ideal a tensã<span class="_0 blank"></span>o adianta 90° em </div></div><div class="t m1 x0 h5 y4d ff2 fs1 fc2 sc0 ls8 wsa">relação à corrente, ou s<span class="_0 blank"></span>eja, </div><div class="c x33 y4e wf h18"><div class="t m1 x4 h7 y4f ff4 fs1 fc2 sc0 ls8">\ue00e</div></div><div class="c x34 y4e w5 h18"><div class="t m1 x4 h7 y4f ff4 fs1 fc2 sc0 ls8">\ue003</div></div><div class="c x35 y4e w20 h18"><div class="t m1 x4 h7 y4f ff4 fs1 fc2 sc0 ls8 ws0">\ue020</div></div><div class="c x3 y4e wc h18"><div class="t m1 x4 h7 y4f ff4 fs1 fc2 sc0 ls8">\ue01f</div></div><div class="c x36 y50 wc h19"><div class="t m1 x4 h7 y4f ff4 fs1 fc2 sc0 ls8">\ue026</div></div><div class="t m1 x37 h5 y4d ff2 fs1 fc2 sc0 ls8 wsa"> (90°) </div><div class="t m1 x0 h5 y51 ff2 fs1 fc2 sc0 ls8 wsa"> </div><div class="t m1 x38 h5 y52 ff2 fs1 fc2 sc0 ls8 wsa"> </div><div class="t m1 x0 h5 y53 ff2 fs1 fc2 sc0 ls8 wsa"> </div><div class="c x15 y4b w21 h9"><div class="t m1 x4 h5 y4c ff2 fs1 fc2 sc0 ls8 wsa">No capacitor a ideal a tens<span class="_0 blank"></span>ão atrasa 90° em </div></div><div class="t m1 x15 h5 y4d ff2 fs1 fc2 sc0 ls8 wsa">relação à corrente, ou s<span class="_0 blank"></span>eja, </div><div class="c x1a y4e wf h18"><div class="t m1 x4 h7 y4f ff4 fs1 fc2 sc0 ls8">\ue00e</div></div><div class="c x2 y4e w5 h18"><div class="t m1 x4 h7 y4f ff4 fs1 fc2 sc0 ls8">\ue003</div></div><div class="c x39 y4e w5 h18"><div class="t m1 x4 h7 y4f ff4 fs1 fc2 sc0 ls8">\ue00b</div></div><div class="c x3a y4e w20 h18"><div class="t m1 x4 h7 y4f ff4 fs1 fc2 sc0 ls8 ws0">\ue020</div></div><div class="c x3b y4e wc h18"><div class="t m1 x4 h7 y4f ff4 fs1 fc2 sc0 ls8">\ue01f</div></div><div class="c x3c y50 wc h19"><div class="t m1 x4 h7 y4f ff4 fs1 fc2 sc0 ls8">\ue026</div></div><div class="t m1 x3d h5 y4d ff2 fs1 fc2 sc0 ls8 wsa"> (-90°) </div><div class="t m1 x15 h5 y51 ff2 fs1 fc2 sc0 ls8 wsa"> </div><div class="t m1 x3d h5 y54 ff2 fs1 fc2 sc0 ls8 wsa"> </div><div class="t m1 x15 h5 y55 ff2 fs1 fc2 sc0 ls8 wsa"> </div><div class="c x0 y56 w2 h9"><div class="t m1 x4 h5 y57 ff2 fs1 fc2 sc0 ls8 wsa"> </div></div><div class="c x15 y56 w2 h9"><div class="t m1 x4 h5 y57 ff2 fs1 fc2 sc0 ls8 wsa"> </div></div><div class="t m1 x0 h5 y58 ff2 fs1 fc2 sc0 ls8 wsa"> </div><div class="t m1 x0 h5 y59 ff2 fs1 fc2 sc0 ls8 wsa"> </div><div class="t m1 x0 h5 y5a ff2 fs1 fc2 sc0 ls8 wsa"> </div></div><div class="pi" data-data='{"ctm":[1.000000,0.000000,0.000000,1.000000,0.000000,0.000000]}'></div></div> <div id="pf3" class="pf w0 h0" data-page-no="3"><div class="pc pc3 w0 h0"><img fetchpriority="low" loading="lazy" class="bi x0 y5b w22 h1a" alt="" src="https://files.passeidireto.com/6a075148-e78e-411d-abe8-1c2a74d0c982/bg3.png"><div class="t m1 x1 h5 y5c ff2 fs1 fc2 sc0 ls8 wsa">A representação fasorial da<span class="_0 blank"></span> tensão e da corrent<span class="_0 blank"></span>e no indutor e no cap<span class="_0 blank"></span>acitor ideais </div><div class="t m1 x0 h7 y5d ff2 fs1 fc2 sc0 ls8 wsa">consiste de fasores de tens<span class="_0 blank"></span>ão e corrente em quadratu<span class="_0 blank"></span>ra girando com velocid<span class="_0 blank"></span>ade <span class="ff4 lsa">\ue027</span>. </div><div class="t m1 x1 h5 y5e ff2 fs1 fc2 sc0 ls8 wsa"> </div><div class="c x3e y5f w2 h8"><div class="t m1 x4 h5 y60 ff2 fs1 fc2 sc0 ls8 wsa"> </div></div><div class="c x13 y5f w2 h1b"><div class="t m1 x4 h5 y61 ff2 fs1 fc2 sc0 ls8 wsa"> </div></div><div class="t m1 x0 h5 y62 ff2 fs1 fc2 sc0 ls8 wsa"> </div><div class="t m1 x0 h5 y63 ff2 fs1 fc2 sc0 ls8 wsa"> </div><div class="t m1 x0 h5 y64 ff2 fs1 fc2 sc0 ls8 wsa">Lei de Ohm para circui<span class="_0 blank"></span>to CA </div><div class="t m1 x0 h5 y65 ff2 fs1 fc2 sc0 ls8 wsa">A Lei de Ohm pode s<span class="_0 blank"></span>er aplicada aos circuit<span class="_0 blank"></span>os que operam em corrente<span class="_0 blank"></span> alternada. Como há a </div><div class="t m1 x0 h5 y66 ff2 fs1 fc2 sc0 ls8 wsa">possibilidade de defasage<span class="_0 blank"></span>m entre a tensão e c<span class="_0 blank"></span>orrente, conclui-se que: </div><div class="c x3f y67 w2 h8"><div class="t m1 x4 h5 y68 ff2 fs1 fc2 sc0 ls8 wsa"> </div></div><div class="c x40 y69 w23 h9"><div class="t m1 x4 h1c y6a ff7 fs1 fc2 sc0 ls8">\u2022</div></div><div class="t m1 x41 h1d y6b ff8 fs1 fc2 sc0 lsb wsa"> <span class="ff2 ls8">A <span class="_4 blank"> </span>relação <span class="_5 blank"> </span>entre <span class="_4 blank"> </span>a <span class="_4 blank"> </span>tensão <span class="_4 blank"> </span>e <span class="_5 blank"> </span>corrente <span class="_4 blank"> </span>não <span class="_4 blank"> </span>resulta </span></div><div class="t m1 x42 h5 y6c ff2 fs1 fc2 sc0 ls8 wsa">mecessariamente <span class="_4 blank"> </span>em <span class="_5 blank"> </span>uma <span class="_4 blank"> </span>resistência <span class="_4 blank"> </span>pura, <span class="_5 blank"> </span>mas </div><div class="t m1 x42 h7 y6d ff2 fs1 fc2 sc0 ls8 wsa">em ma impedância <span class="_0 blank"></span><span class="ff4">\ue001</span></div><div class="t m1 x43 h7 y6e ff4 fs1 fc2 sc0 ls1">\ue002<span class="ff2 ls8 wsa v1">, em [</span><span class="ls8 ws0 v1">\ue028<span class="ff2 wsa">]. </span></span></div><div class="t m1 x44 h5 y6f ff2 fs1 fc2 sc0 ls8 wsa"> </div><div class="t m1 x40 h1d y70 ff7 fs1 fc2 sc0 ls8 wsc">\u2022<span class="ff8 lsb wsa"> <span class="ff2 ls8">A <span class="_1 blank"> </span>lei <span class="_1 blank"> </span>de <span class="_2 blank"> </span>Ohm <span class="_1 blank"> </span>pode <span class="_1 blank"> </span>ser <span class="_2 blank"> </span>t<span class="_2 blank"> </span>rat<span class="_0 blank"></span>ada <span class="_1 blank"> </span>matematicam<span class="_0 blank"></span>ente </span></span></div><div class="t m1 x42 h5 y71 ff2 fs1 fc2 sc0 ls8 wsa">no campos dos núm<span class="_0 blank"></span>eros complexos. </div><div class="t m1 x0 h5 y72 ff2 fs1 fc2 sc0 ls8 wsa"> </div><div class="t m1 x0 h7 y73 ff2 fs1 fc2 sc0 ls8 wsa">Considerando uma tensã<span class="_0 blank"></span>o complexa genérica <span class="_0 blank"></span><span class="ff4">\ue029</span></div><div class="t m1 x5 h7 y74 ff4 fs1 fc2 sc0 lsc">\ue002<span class="ls8 wsd v1">\ue003 \ue029\ue00d\ue02a</span></div><div class="t m3 x45 hd y51 ff4 fs3 fc2 sc0 ls8">\ue02b</div><div class="t m1 xb h5 y73 ff2 fs1 fc2 sc0 ls8 wsa"> e uma corrente complexa genéric<span class="_0 blank"></span>a </div><div class="t m1 x0 h1e y75 ff4 fs1 fc2 sc0 lsd">\ue02c<span class="lse v6">\ue002</span><span class="ls8 wse">\ue003 \ue02c\ue00d\ue02a</span></div><div class="t m3 x1 hd y76 ff4 fs3 fc2 sc0 ls8">\ue02d</div><div class="t m1 x46 h5 y75 ff2 fs1 fc2 sc0 ls8 wsa">, aplicando a Lei de Oh<span class="_0 blank"></span>m temos: </div><div class="t m1 x32 h5 y77 ff2 fs1 fc2 sc0 ls8 wsa"> </div></div><div class="pi" data-data='{"ctm":[1.000000,0.000000,0.000000,1.000000,0.000000,0.000000]}'></div></div>
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