Предмет: Физика, автор: MadReyDeDay

На рисунке представлены взаимодействия магнитгого поля с током .Сформулируйте задачу для каждого случая и решите ее.

Приложения:

Ответы

Автор ответа: Dedagenn

Ответ:

даны направление индукции магн. поля В, знак и направление движения заряда, надо определить направление действия силы Лоренца

Объяснение:

по правилу левой руки

1. от нас

2. от нас

3. вниз

4.вправо

Предыдущий вопрос

Следующий вопрос

Похожие вопросы

Предмет: Английский язык, автор: memetokuropato

выбирите правильный ответ из скобак 21 задания

1 год назад

Предмет: Английский язык, автор: zippo25

Пожалуйста помогите с англ.яз
Прошедшее совершенное время(The Past Perfect Tense)

Exercise 1. Complete the sentences putting the verbs in brackets in the Past Perfect Tense.
Example: when we arrived at the station. Our train had already left (already / leave)
1. When he arrived at the theatre, the play __. ( already / leave)
2. The patient __ (die) by the time the doctor arrived.
3. As soon as they __ (go), I went straight to bed.
4. I suddenly remembered that I __ (forget) my keys.
5. When I came to the post office, it __. (already / close)
6. When Polly went back to the shop, they __ (already / sell)the book she wanted.
7. I spoke to the woman because I __ (meet) her somewhere before.
Exercise 2. Make these sentences into general questions. Give short an-swers.
1. The sun hadn’t risen before they started a journey.
2. Before Julia went home, she had finished her work.
3. She hadn’t done all the shopping when she suddenly felt sick.
4. He had spoken to the boss before he decided to leave.
5. Before we had supper, the children had gone to bed.
6. He had stayed in his father’s farm till his father died.
7. Philip hadn’t seen the girl before.

Exercise 3. Rewrite the following sentences as positive, negative or a general question, according to the instructions.
1. My sister had already gone to bed the time I got home.
(negative)
2. After he hadn’t phoned his grandparents, he felt much better about every-thing. (positive)
3. Hank hadn’t tried on several T-shirts before he chose the one he liked most. (positive)
4. Clark had looked through a list of racing horses before he decided to bet his money on the Morning Dew. (question)
5. I had finished the letter when I realized it was too late to post it. (negative)
6. As soon as Leo hadn’t given up smoking, he looked much healthi-er.(positive)
7. Ted’s father had advised him not get married till he was 35. (question)

1 год назад

Предмет: Русский язык, автор: art3363

Морфологический разбор слова зарубежных
ПРЕДЛОЖЕНИЕ: Прочитайте эти замечательные книги зарубежных писателей...