Тема 11. Неполные обстоятельственные предложения времени и условия

Examples:

1. A magnet loses its properties, when heated. – Магнит теряет свои свойства при нагревании.

2. Although a teenager, Faraday had to work as a bookbinder’s apprentice. – Хотя Фарадей был подростком, ему пришлось работать учеником переплетчика.

Task. Translate the following sentences into Russian

A.

1. While reading the present article, you will find some interesting facts.

2. Ice melts, when heated.

3. Although young, Yablochkov was well known as a scientist in the field of electrical engineering.

4. Potential difference can be measured, if necessary.

5. Iron becomes magnetized, if placed in a strong magnetic field.

6. When 12 years of age, Yablochkov invented a special geodetic instrument.

7. If broken anywhere, the electric circuit will immediately stop carrying a current.

8. When back in London again, Faraday started to write articles for a scientific magazine and to carry on experimental work.

9. When switching on the light, we close the circuit.

10. When cooled below zero, water changes into ice.

B.

1. A liquid becomes hotter, boils and finally evaporates, when heated.

2. Although a great technical achievement for its time, the electric candle was not an efficient source of power.

3. As mentioned in the previous article, the electric current flows provided there is a closed circuit.

4. When connecting the two ends of a conductor to two points at different potentials, they say that there is an electric current in the conductor.

5. As shown in this figure, the conventional direction of current differs greatly from the actual direction of the electron stream.

6. Paper either burns or at least changes to a brown colour, if held over a fire.

7. Liquid fuels, if used in the cylinders of diesel engines, produce heat.

8. If produced by friction, heat is usually considered as useless work.

9. When utilized in suitable machines, heat enables us to do work.

10. Although useless in some cases, friction is sometimes desirable.

11. When placed over a fire, a substance may burn or undergo a chemical change being transformed into something else.

12. Reports connected with Yablochkov’s candle were listened to with great attention, when made at numerous scientific societies.

13. Although offered great profits abroad, he came to Russia to organize mass production of the candle in his own fatherland.

14. While working at his invention Yablochkov was the first to realize the advantages of a transformer.

15. Almost all substances are known to expand, when heated.

16. Although called a “force”, an electromotive force is not a force as that term is understood in mechanics.

17. If properly designed, the meter should give correct readings.

18. When placing an iron core within a solenoid, we obtain an electromagnet.

19. If suspended so that it can rotate freely, the solenoid points north and south when the current flows.

We should rub steel always in the same direction, when magnetizing it.