Exercise 1.Choose the correct word in the following sentences. Translate them.
1. Transistors / inductors are the key component in electronics.
2. They consist of three layers of silicon semiconductor / superconductor.
3. All electronic / electrical systems consist of input, a processor and output. and usually memory.
4. The input receives / resists and converts information while the output converts and supplies electronically processed information.
5. The memory may not be present in simple systems, but its function is the storage / transmission of information for the processor.
6. Continual developments in electronics give us increased reliability / recovery in electronic devices.
7. Electronic equipment controls microprocessors / microwaves in, for example, weapons systems, cellular radiotelephone systems and domestic appliances.
8. Electronic devices have improved our lives by providing high quality
communication / combination and entertainment.
Exercise 2. Use the word in brackets to form a word which fits in the sentence.
1. The weak audio signal entering a radio is _________ by the thus making it audible. (amplify)
2. Computer games are just one example of electronic systems being used for __________.(entertain)
3. Due to developments in mobile telecommunications systems, a new _____ of mobile phone is now available. (generate)
4. IC stands for __________ circuit. (integrate)
5. Computer software is ___________ if it does what the manual says it should. (rely)
6. One area of electronics is concerned with the _________of information. (store)
7. The ________of signals to satellites is made by microwaves. (transmit)
8. A computer chip is capable of holding vast amounts of ______ information. (store)
9. _______ of speech was first carried out through ______of the amplitude of a radio signal. (transmit, modulate)
10. In a laser, energy is released in the form of ________light. (emit)
Exercise 3. Complete the text about electronics by choosing necessary words given in brackets (diodes, semiconductor, electrons, devices, germanium, transistors, integrated circuits, capacitors, silicon, integrated, resistors).
Electronic circuits are built from basic components (a) ____ are the most important components. They can be used to amplify the strength of a signal by converting a weak signal into a stronger one Or to switch other circuits on or off (b) ______ reduce the flow of (e) through the circuit, adding resistance to that circuit. (d) ________function as electronic valves allowing current to
flow in only one direction. (e) store electricity in order to smooth the flow. They can be charged and discharged. The two most common capacitors are ceramic and electrolytic.
Most electronic devices use (f)(IC) or microchips. Inside an IC is a very small piece of (g) with circuits built in. Today, semiconductors are usually made of (h) whic is cheaper and easier to manufacture than (i)
Researchers are constantly trying to reduce the size of transistors in order to reduce the size of (j) ______.
Exercise 4. Choose one word from A with one word from B to complete the sentences below. Translate the sentences.
A B
space computer
computer-guided goods
satellite robots
consumer technology
navigation communications
personal aids
1. _____ _____ has enabled people to survive in space.
2. Communications systems for aircraft and ships are dependent on ________ _________.
3. Many people today have their own _________ _______ at home.
4. Industrial processes have been made more efficient through the use of _______ _________.
5. Ships and aircraft require _______ _______ to find their way.
6. ________ _______ such as washing machines and dishwashers contain electronic circuits.
7.
Exercise 5.Put these words and phrases into one of the three categories below.
Develop solutions, transportation systems, robot, automotive industry, transmit data, diagnose problems, radio, pharmaceutical industry, evaluate results, television, provide support, chemical industry, altimeter, defence, computer.
Devices Functions Applications
Exercise 6. Electronic engineers are highly sought after, well rewarded and can be found in practically every branch of industry and commerce. Here is an extract from a job description for an electronic engineer. Read it and translate.