图示电路如欲使,则λ/4无损耗线的特性阻抗=____欧姆。(保留整数或者小数均可)/sqp/img?f=0013b68de134971d94975eabacc26d77.files%2Fimage035.png/sqp/img?f=0013b68de134971d94975eabacc26d77.files%2Fimage037.png/sqp/img?f=0013b68de134971d94975eabacc26d77.files%2Fimage039.png
举一反三
- 以光速为相速的无损耗线,其特性阻抗为,此传输线的原参数、分别为/sqp/img?f=0013b68de134971d94975eabacc26d77.files%2Fimage010.png/ananas/latex/p/12495/sqp/img?f=0013b68de134971d94975eabacc26d77.files%2Fimage005.png
- 以光速为相速的无损耗线,其特性阻抗为75,此传输线的原参数L0、C0应分别为/sqp/img?f=0013b68de134971d94975eabacc26d77.files%2Fimage003.png
- )代表瞬时速度,它与平均速度△之间并无本质上的区别( )/sqp/img?f=...files%2Fimage006.png
- 图(a)电路中二极管的特性均如图(b),已知,,R=10欧姆,各支路电流应为/sqp/img?f=01f2c8510af717de5fdf44e6486953d1.files%2Fimage016.png/sqp/img?f=01f2c8510af717de5fdf44e6486953d1.files%2Fimage017.png/sqp/img?f=01f2c8510af717de5fdf44e6486953d1.files%2Fimage019.png
- 设,则在点均可微是在 点可微的 /sqp/img?f=399564cbae5b180fa94e94b3faa5fe8f.files%2Fimage003.png/sqp/img?f=399564cbae5b180fa94e94b3faa5fe8f.files/image004.png/sqp/img?f=399564cbae5b180fa94e94b3faa5fe8f.files%2Fimage005.png/sqp/img?f=399564cbae5b180fa94e94b3faa5fe8f.files/image006.png/sqp/img?f=399564cbae5b180fa94e94b3faa5fe8f.files%2Fimage007.png