... Vấn đề 4: DAO ĐỘNG VÀ SĨNG ĐIỆN TỪ
I. DAO ĐỘNG ĐIỆN TỪ
1. Sự biến thi n điện tích trong mạch dao động:
0
cos( ) ( )
q Q t C
2. Sự biến thi n cường độ dịng điện trong mạch dao động: ... C Q
L
6. Năng lượng dao động điện từ:
C L
E E E
a. Năng lượng điện trường:
2
2
2 2
0
1 1
cos ( ) cos ( )
2 2
C
Qq
E t E t
C C
b. Năng lượ...
...
3 6-4 0. Choose the best option A, B, C or D to complete the passage.
Kỳ thi thử ĐH – CĐ năm 2011 Môn: Anh Văn - T12
1-3 . Choose the word whose underlined part is pronounced differently.
1. ... energy-saving settings.
D. Your local energy company will send an energy auditor at your request.
33. Which of the following best expresses the main idea of this passage?
A...
... years C. temples D. parents
30. A. choice B. chemistry C. cheap D. chicken
Kỳ thi thử ĐH – CĐ năm 2011 Môn: Anh Văn - T11
1. A. hear B. fear C. pear D. ear
2. A. smiled B. worked C. picked D. ... is a classmate of mine.
A. whom B. whose C. from whose D. from whom
26. - ". . . .is your motorbike ?" - "It's a Wave." A.What sort B.What colour...
... years ago.
66. Without this treatment, that patient would have died.
A. If that patient didn't followed this treatment he would have died.
B. If that patient had use this treatment he would ... have not died.
C. If that patient hadn't undergone this treatment he would have died.
D. If that patient haven't undergone this treatment he would have died.
67. Lan didn'...
... "You 'd better think carefully before applying for that job." she said to me.
A. She said me to think carefully before applying for that job.
B. She say me to think carefully before ... job.
C. She advise me to think carefully before applying for that job.
D. She advised me to think carefully before applying for that job.
29. Anne started studying non-verbal forms of c...
... Kỳ thi thử ĐH – CĐ năm 2011 Môn: Anh Văn – T2
1. A. hands B. occasions C. associates D.
others
2. A. frightened ...
12.Children stay in secondary school ………. the age of sixteen. A. for B.
until C. at D. in
13.This clerk will provide us with the information about applying ………. universities in the UK.
A. ... she could not find the key.
A. but B. although C. however D.
becau...
... Kỳ thi thử ĐH – CĐ năm 2011 Môn: Anh Văn – T3
1. A. science B. client C. review D.
variety
2. A. prepare B. care C. share D.
cage
3. A. pay B. clay C. essay D.
said
QUESTIONS 4-5 : Choose ... since D.
without
26. "This room is filled with smoke". "Yes, this is a ………. room."
A. smoke-filled B. smoke-filling C. filling-smoke D.
smoking-filled
27. Wel...
... reader.
43. This passage focuses on helping students read faster.
A. How to read this passage faster and faster. B. Reading faster is the content
of this passage.
C. The purpose of this passage ... written well extremely D. well written
extremely
27. "Whose book is it?" - "I don't know, but I think ……….”
A. it is Jim' B. it is Jim's C it is belongin...
...
although
23. Many people used to think that women's ……… are childbearing and home taking.
A. abilities B. works C. roles D.
task
24. Hoa: "I think women should not go to work." ... and friendship.
A. gone over B. put off C. looked for D.
built up
21. Eating and living in this country is becoming expensive.
A. more and more B. too C less D.
so
22. He kept his Job ....
... deforestation. D. We now faced with the problem in
deforestation.
47. Buying clothes are often a very time-consuming practice because those clothes that a person
likes are rarely the ones that fit him ...
opportunity to lease the apartment.
49. These televisions are all too expensive for we to buy at this time, but perhaps we will return
later.