2024知到答案_知到题库_智慧树答案_智慧树题库

271.地址译码器的每个输出端对应一个字单元，若存储器的字线数为N，地址译码器的输入端个数为n，那么（）。
272.二进制码称为一个字，一个字的位数常称为字长。（）
273.输出缓冲器的作用是（）。
274.只读存储器是由（）组成。
275.有三台电动机A，B，C，今要求：A开机则B必须开机；B开机则C必须开机。若不满足上述要求应发出报警信号。设开机为1，不开机为0；报警为1，不报警为0，用与非门组成该逻辑电路，其报警信号F的表达式为（）。
276.一个有双输入端A、B的或非门，当B分别为0、1时，输出Y分别为（）
277.欲实现Au=—100的放大电路，应选用（）。
278.选用差分放大电路的原因是（）
279.多级放大电路的放大倍数等于各级放大倍数的乘积
280.现有两个稳压管DZ1和DZ2，稳定电压分别是4.5V和9.5V，正向压降都是0.5V，图T44-1电路中的输出电压UO为
281.在线电压为380V的三相电源上，接有两组电阻性对称负载，如图所示，则线电流I为（）。
282.在相量图中，有向线段在复平面的第三、四象限，则初相位为（）。
283.在波形图中，变化起点是指正弦量由负到正的零点。若时间起点在变化起点之后，则初相位为（）。
284.智慧树知到《电工电子技术（青岛大学）》章节测试答案
285.It is advised to learn English through movies with much professional knowledge and terminology. （）
286.While learning English through movies， you should watch the whole movie every time you start to learn. （）
287.Diane was forced to be away from her boyfriend. （）
288.“Playing Russian Roulette” is usually used to describe taking risks of doing something. （）
289.The Navier-Stokes problem mentioned in the movie is made up by the playwright of the movie. （）
290.Chris Evans who plays Frank Adler in “Gifted” is “Captain American”. （）
291.A plaintiff is the party who sends a complaint or a claim and launch the lawsuit. （）
292.Mary was found gifted by her kindergarten teacher. （）
293.Little Mary was brought up by her uncle Frank. （）
294.Sheldon Cooper and Will Hunting are both smart characters in American movies and TV series. （）
295.It is advised that you give a detailed summary of the movie plots while writing a movie review. （）
296.Jenny got Marley when she and John are newly married. （）
297.When Jenny feels upset， John is always ready to listen to how she feels. （）
298.Every winner of Pulitzer Prize will be awarded a gold medal. （）
299.With the civil rights movement and the feminist movement， America’s family structure also began to show diversity since the 1980s. （）
300.Jenny works as a journalist in the movie and she loves Marley a lot. （）