作者b01502092 (b01502092)
看板NTU-Exam
标题[试题] 102上 林巍耸 电工学 期末考
时间Sat Jan 11 16:14:57 2014
课程名称︰电工学
课程性质︰机械系双班选修
课程教师︰林巍耸
开课学院:电资院 开给 工学院
开课系所︰电机系 开给 机械系
考试日期(年月日)︰2014/01/09
考试时限(分钟):120分钟
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试题 :
好读版:
http://webptt.com/cn.aspx?n=bbs/NTU-Exam/M.1389428100.A.A60.html
※关书 可用电子计算器
1. Find the current gain A = I / I for the amplifier model
i o2 i
shown in Fig. 1. (20%)
2. Write a Boolean expression for the output of the logic circuit
shown in Fig. 2. (20%)
3. Write the load line equation for the simple NMOS amplifier
shown in Fig. 3. (20%)
4. Reflect the resistances and voltage sources to the left-hand
side of the circuit shown in Fig. 4 and solve for the current I .
i
(20%)
5. List three methods that can be used to control the speed of dc
motors.(l0%)
Which of these apply to permanent-magnet motors? (10%)
图形:
http://i.imgur.com/aDwwqg1.jpg
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