电子信息专业英语试卷1

电子信息专业英语期末考试试卷（一）

（考试时间120分钟，满分100分）

一、词汇测试题（共25道题，每小题1分，总计25分）

(一)．Translate the following words and expressions into Chinese (写出下列词组的汉语意思。)(共25分，每题1分，总计25分)

1． resistor 2． capacitor 3． inductor 4． resistance 5． capacitance 6． inductance . 7．

Dielectric

8． frequency

9．

electromotive force （emf ）

10． Electronics 11． Electricity

12． electron 13． Diode

14． Transistor 15． Circuit 16． Vacuum 17． semiconductor 18． silicon 19． chip

20． microminiaturization 21． Microelectronics 22． integrated circuit 23． Negative 24． Positive 25． Cell

(共25题，每题1分，总计25分)

1.黑白电视机

2.基本原理

3.硅晶体管

4.电子元件

5. 锗晶体管

6. 真空二极管

7. 信息时代 8. 单片 9.电源 10.负极 11.正极 12.干电池 13.串联 14.并联 15.电压降

16.固定电阻 17.电阻值

18.电场 19.容抗 20. 对电流的阻力

21. 非线性电阻

23.一个二端元件

24.一个闭合回路 25. 事实上

（三）填空题Choose one word from the word list below to fill in the blank in each of the following sentences. Change the form of the word where necessary: （共8道题，每题1分，总计8分）

resistors capacitance nonlinear resistance electricity inductor electrical capacitor

1. Capacitor’s basic function is to store _____ energy.

2. A _____ is a device designed to have capacitance.

3. The property of a capacitor to oppose any change in voltage across that capacitor is called ______.

4. Resistors used for special applications are ______.

5. Ohm is used as a unit of ______.

6. Some _____ are made to have a variable resistance.

7. The larger is the emf, the more ______ the capacitor stores. 8. Any _____ is made of wire having resistance.

（四）单项选择题Choose the one that best completes each of the following statements according to the text: （共12题，每题1分，共12分）

1. Electronics is a part of _______.

A. electrons

B. technology

C. electricity

D. science

2. The field of electronics includes _____.

A. transistor

B. electron tube

C. integrated circuit

D. All above

3. Thomas Edison invented ______ in 1883.

A. vacuum tube

B. diode

C. triode

D. lamp

4. The first transistors were made from ______.

A. silicon

B. germanium

C. copper

D. gold

5. ______ created a new future in electronics.

A. Integrated circuit

B. Semiconductor

C. Electron tube

D. Computer

6. Due to the invention of ______, microelectronics was created in 1950s.

A. electron tube

B. transistor 7. Power supply, the conductor, the control device and ______ are four

basic parts of an electric circuit.

A. battery

B. wire

C. switch

D. load

8. The energy conversion can take place _______.

A. in the circuit

B. in a cell

C. within the load

D. along the wire

9. Electric circuit is a combination of a conductor and of a source of e.m.f.

which permits electrons to flow along a ______.

A. stream

B. wire

C. terminal

D. pathway

10. The electrons move in a fixed way in a _____ direction.

A. definite

B. different

C. various

D. appropriate

11. The electric current flows from ______ to ______.

A. negative , positive

B. positive, negative

C. minus, plus

D. A and C

12. When the current flows, it is a ______ circuit.

A. closed

B. open

C. combination

D. electric