Question

Как изменится период колебаний математического маятника при увеличении амплитуды его колебаний в 2 раза?

Answer 1

1. We learnt yesterday that she was ill.
2. He thought that she would not come to school.
3. I knew that my sister was studying French and thought that she would go to Paris.
4. I was told that you had rung me up.
5. I thought that you were in Moscow.
6.I did not know that you had already returned to St. Petersburg.
7. I was afraid that I would lose my way in the forest.
8. She knew that we had never seen her picture.
9. The scientist was sure that he would find the solution to (for) the problem.
10. I knew that you had come to St. Petersburg and supposed that you would visit me.
11. We did not think that he would be so angry.
12. We hoped that we would go to London.
13. The teacher said that our friends had sent a letter from London.
14. She said that her friend had invited her to the theatre.
15. We were afraid that we would not buy a ticket to the theatre.
16. We saw that the children were playing in the sand.
17. She said that she wouldn't bathe any more because the water was cold.
18. My grandfather said that he had liked skating in his young days.
18. My cousin said that she liked opera and would be glad to go to the theatre with us, although she had already listened to La Traviata twice.

Answer 2

1. Yesterday we found out that she was ill. 
2. He believed she wouldn't come to school. 
3. I knew that my sister was studying French and thought that she'd go to Paris. 
4. I was told that you had rung me up. 
5. I thought you were in Moscow. 
6. I didn't know you had already come back to St. Petersburg. 
7. I was afraid I'd lose my way in the forest. 
8. She knew that we had never seen her pictures. 
9. The scientist was sure that he would find out the solution to this problem. 
10. I knew that you had come to St. Petersburg and supposed you would visit me. 
11. We didn't believe he would be so angry. 
12. We hoped we would go to London. 
13. The teacher said that our friends had sent a letter to us from London. 
14. She said that her friend had invited her to the theatre. 
15. We were afraid that we wouldn't buy a ticket to the theatre. 
16. We saw that the children were playing in the sand. 
17. She said she wouldn't bathe any more because the water was cold. 
18. My grandfather said he had liked skating in his young days. 
18. My cousin said she liked opera and she'd be happy to go to the theatre with us although she had already listened to "Traviata" twice.