34. Underline the infinitives in the sentences. Translate the sentences into Russian.

1. To magnetize a body requires some energy.

2. In order to build the power plant near Northfield (USA), three miles of tunnels were drilled.

3. The distance to be covered was equal to ten miles.

4. To reduce the power losses, thick wires should be used.

5. No additional components were used since they were not needed to actuate the relay.

6. Various installations were used in order to transform electric power into mechanical, heat, and chemical power.

7. At least 90 per cent of electric energy to be generated at present is a.c.

8. A.c. can be increased, or decreased to meet industrial requirements.

9. Gas turbines can be started within minutes, while steam plants may require hours to be put into operation.

35. What forms of infinitives are used in the Infinitive Complexes given below  Complex Subject or Complex Object?

1. Communication is supposed to have no limits nowadays.

2. The line appeared to be demagnetized.

3. Every battery is known to possess two terminals.

4. The output of machinery is known to be steadily increasing all over the world.

5. In some countries, the nuclear power plants are believed to produce about 80 per cent of the whole amount of energy.

6. The capacity of generating units was said to have been doubled.

7. What two conditions are necessary to cause an electric current to flow?

8. Ebonite, rubber, and glass are considered to be good insulators.

9. Nuclear plants are expected to be located away from urban areas.

10. The use of underground transmission lines is known to have been increased.

11. By 1959, maximum transmission voltages were proclaimed to have been increased to 345,000 volts.

12. The most important problems in atomic power generation are known to be concerned with the reactor. The light-water reactor types seem to be most promising.

The Participle Причастие

В английском языке имеется пять форм причастия:

	Active	Passive
Participle I	using	being used
Participle II		used
Perfect Participle	having used	having been used

36. Copy the sentences below and underline participles. Say what forms of participles are used. Translate the examples into Russian in writing.

1. The energy lost in the capacitor appears in the form of heat being generated in the dielectric.

2. The problem being discussed is of no great importance for practice.

3. The generators constructed at the plant have no commutators.

4. The code widely used is called Morse code.

5. While passing through the conductor, resistance results in the production of heat.

6. Having been insulated with polythene, the line was tested under unfavourable conditions.

7. Having made a number of tests, the researcher got some useful results.

8. Having been tested under different conditions, the motors were put to use.

9. When being rubbed, some substances produce electric charges.

10. Decelerating trains and descending elevators use negative, or braking, torque.

11. In what way is the transmitter controlled in an amplitude-modulated system?