求题4-3-1图所示电路的冲徼响应u_c（t)和i（t),并用阶跃响应的导数对所求结果予以校验.

在题1.2图所示的RLC串联电路中，己知<img src='https://img2.soutiyun.com/ask/2020-12-23/977600078082618.png' />求i、u_R和u_L。 <img src='https://img2.soutiyun.com/ask/2020-12-23/977600113222628.png' />

<img src='https://img2.soutiyun.com/ask/2020-10-07/9709100477967.png' />

<img src='https://img2.soutiyun.com/ask/2020-10-07/970927824241454.png' />

<img src='https://img2.soutiyun.com/ask/2020-09-01/967832598578661.png' />

<img src='https://img2.soutiyun.com/ask/2020-10-06/970864204274231.png' />

试求题4-25图所示电路中电容电压u_c(t)在t＞0时的函数式.已知u_c(0_)=80V. <img src='https://img2.soutiyun.com/ask/2020-10-09/971120741399575.png' />

在题5-12图所示电路中,若电流i(t)=1sin314tA,试求电压u_R(t)、u_L(t)、u_c(t)和u(t),并绘出波形图和相量图. <img src='https://img2.soutiyun.com/ask/2020-10-10/971172831541366.png' />

<img src='https://img2.soutiyun.com/ask/2020-10-07/970928095949995.png' />

在题6.8图所示电路中,求开关S闭合瞬间t(=0)电路小的电压u_C、u_L。 <img src='https://img2.soutiyun.com/ask/2020-10-07/970927159291421.png' />

试求RC并联电路由题4-39图所示电流激励时的零状态响应u_c(t). <img src='https://img2.soutiyun.com/ask/2020-10-09/971122444533988.jpg' />

试求题4-27图所示电路在开关闭合后的零状态响应i(t)(图中Us为一直流电压). <img src='https://img2.soutiyun.com/ask/2020-10-09/971121216666759.png' />

电路如题6-17图所示，在t＜0时.电路已处于稳态，t=0时开关S由1端接至2端，求t＞0时的电容电压u_c(t)。 <img src='https://img2.soutiyun.com/ask/2020-08-20/966785880595594.png' />

题7-27图所示电路中，已知i_S=10e(t)A，R₁=1Ω，R₂=2Ω，C=1μF，u_C(0-)=2V，g=0.25s。求全响应i₁(t)、i_C(t)、u_C(t)。 <img src='https://img2.soutiyun.com/ask/2020-09-02/967900598791111.png' />

试求题9-12图所示电路的零状态响应i₁(t)和i₂(t). <img src='https://img2.soutiyun.com/ask/2020-10-10/971200443931704.jpg' />

<img src='https://img2.soutiyun.com/ask/2020-10-07/970927289819887.png' />

求题9-17图所示电路的零状态响应i(t).要求对此电路的复频域模型用戴维宁定理求出i(t)的象函数I(s),进而求出i(t). <img src='https://img2.soutiyun.com/ask/2020-10-10/971200769947351.jpg' />

求题4-5-1图所示电路的冲激响应i(t). <img src='https://img2.soutiyun.com/ask/2020-10-09/971118180112078.jpg' />

求题2.25图所示电路中A、B端口的等效电阻。已知R₁=2Ω;R₂=12Ω,R₃=5Ω,R₄=8Ω,R₅=10Ω,R₆=14Ω。 <img src='https://img2.soutiyun.com/ask/2020-10-07/970904454837801.png' />

<img src='https://img2.soutiyun.com/ask/2020-10-09/971091491072552.png' />

<img src='https://img2.soutiyun.com/ask/2020-10-11/971295964907616.jpg' />

题11-9图所示电路为RC并联电路，己知i_s(t)=ε(t)，用运算法求u_c(t)和i_c(t)。 <img src='https://img2.soutiyun.com/ask/2020-08-21/966853923134676.png' />

练习题6-5图所示RL电路，已知u_s(t)=12e(t)V试求阶跃响应i_L、u₁和u。 <img src='https://img2.soutiyun.com/ask/2020-08-25/967204134099058.png' />

题7-31图所示电路中i_L(0_-)=0，R₁=6Ω，R₂=4Ω，L=100mH。求冲激响应i_L和u_L。 <img src='https://img2.soutiyun.com/ask/2020-09-02/967901420367103.png' />

<img src='https://img2.soutiyun.com/ask/2020-10-09/971104695662811.jpg' />