Какое устройство автоматически изменяет направление тока в обмотке рамки,которая вращается между полюсами магнита - №23428603

Какое устройство автоматически изменяет направление тока в обмотке рамки,которая вращается между полюсами магнита
- Предмет:
  Физика
- Автор:
  francisjohns
- 5 лет назад

Ответы 1

Это устройство называется коллектором.
- Автор:
  jace897
- 5 лет назад
- 0
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TV is used …… to give information about everything.

The strength of British television lies in its high …… .

Coronation Street, one of the most popular British television programmes, first …….in 1960.

American broadcasting system has always been a ……. one.

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All means of mass media are trying to …… the actual problem of reality.

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Tom : Well, nobody …(заставляет) you use a computer. If you don’t like it, you may … (выключить его). But why do you forget what a great … (количество) of information we get! We must use a computer to be …(хорошо информированными). It gives us wonderful…(возможности) for …(образования). Besides, there is a considerable …(разнообразие) of programmes.

Helen: Yes, I agree, but I’m sure that little by little computers cut us up from the real …(мир). Computers may be a good …(источник) of information, but it prevents us from …(общение) with real people.

Tom: But when you don’t use a computer for a long time you …(обнаруживаешь)how much you miss it. We can learn the latest…(новости) and the freshest information. In my …(мнение), computers are a great …(сила) in the world.

The Guinness Book of Records.

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