Предмет: Физика, автор: CKIJIJI

Ответ:3) Только предмета 3 , объясните почему именно такой ответ и как определить.

Приложения:

Ответы

Автор ответа: Airil

1 - мнимое, 2 - увеличенное, 3 - то что надо

Автор ответа: CKIJIJI

в смысле? Мнимое, увеличенное , т.е изображение при одном предмете будет мнимым , при 2-х предметах увеличенным ?

Автор ответа: Airil

Нет, первый предмет - мнимое, второй - увеличенное

Предыдущий вопрос

Следующий вопрос

Похожие вопросы

Предмет: Химия, автор: mashaivanova1604

Объясните, почему хлорид кальция реагирует с карбонатом натрия, но не реагирует с угольной кислотой(с водой, насыщенной углекислым газом)

7 лет назад

Предмет: Алгебра, автор: Аноним

решите систему уравнений
методом подстановки {4x-9y=3 {x+3y=6

7 лет назад

Предмет: Английский язык, автор: walosa2909

Упражнение 1: Вставьте глаголы have (got) или has (got).
Model: He has got a new mobile telephone.
I have got a birthday today.
1. I ___ a family. I ___ a mother and a father.
2. My father ___ a car. It is new.
3. My mother ___ a beautiful dress.
4. They ___ two children.
5. The students ___ some text-books on the desks.
6. I ___ a new TV-set at home.
7. All Russian people ___ a rest on Sunday.
8. He ___ a dog at home.
9. She ___ good marks at her college.
10. We ___ some days off in May.
11. The cadets ___ classes on Saturday.
11. I ___ a watch. But it is slow.
13. They ___ some port cranes in their port.
14. He ___ some notes in his copy-book.
15. I ___ some presents for you.
16. She ___ much money in her bag.
17. We ___ some news for you.
18. My sister ___ a baby-son. He is my nephew. So, I ___ a nephew.

Упражнение 2: Задайте общий вопрос к предложениям.
Model: She has got some pens in her bag. Has she got any pens in her bag?
1. I have got some English books at home. __________
2. He has got some mistakes in his work. __________
3. She has got some work to do at home. __________
4. I have got some time for sports. __________
5. She has got some books on her desk. __________
6. They have got some cranes in the port. __________
7. We have got some national holidays. __________
8. They have got some anniversaries this year. __________
9. He has got some days off this week. __________
10. She has got some documents at work. __________
11. He has got a cargo-plan ready. __________
12. They have got some radiograms in the radio-room. __________
13. He has got some money. __________

Упражнение 3: Вставьте глаголы have (not) got или has (not) got.
Model: We have not got any petrol in the tank, so we have got a problem.
1. He ___ a pen. Give him your pen, please.
2. She ___ a daughter. Her name is Helen.
3. If you ___ a text-book, take it from my friend.
4. ___ you got a watch? - Yes, I ___. Tell me the time, please.
5. ___ he got a family? - Yes, he ___ a mother and a father. But he ___ any brothers or sisters.
6. I ___ a lot of work to do. So, I ___ much time for sports.
7. He ___ many friends. They are good friends.
8. He ___ any days off cis he is always (всегда) busy.
9. She ___ many flowers in her room. They are very beautiful.
10. He ___ much coffee in his cup. Give him some coffee, please.
11. They ___ a colour TV-set in their cabin. The TV-set is new.
12. He ___ a good mark for his dictation, as he ___ many mistakes in it.
13. The cadets ___ a lot of free time today, as they ___ classes.

7 лет назад

Предмет: Математика, автор: NazZhan

1. Два двузначных числа, записанных одно за
другим, образуют четырёхзначное число, которое делится на их произведение.
Найдите эти числа.

10 лет назад

Предмет: Геометрия, автор: Аноним

Запишите уравнение прямой, проходящей через точки А(0;1)и В(2;3)

10 лет назад