Đề Kiểm tra học kỳ 1, năm học 2010 - 2011

... tiến: P1 = G1G3G4 ; P2 = G1G4 Vòng kín: L1 = −G1G2 ; L2 = −G3 ; L3 = G4G5 ; L4 = −G1G3G4 ; L5 = −G1G4 Định thức chính: ∆ = − ( L1 + L2 + L3 + L4 + L5 ) + L1 L3 + L2 L3 = + G1G2 + G3 − G4G5 + G1G3G4 ... = ( 1. 4 + 2.4i ) + ( 1. 4 + 2.4i ) + 25 ( 1. 4 + 2.4i ) = 1. 91 25 Câu 4 .1 Viết lại hàm truyền vòng hở:   0.8  s + 1  0.4  e −0 .1 s G ( s) =   s2  s + 1  10  Các tần số cắt:...

Ngày tải lên: 08/08/2014, 18:20

... ận tốc ca n l à: (0, 25) 60 : 2 ,5 = 24 (km/giờ) ( 0 ,5 đ) Đ áp s ố: 24 km/giờ ( 0, 25 đ) B ài 5: (1 ,5 đ) Chi ều cao h ình h ộp ch ữ nh ật l à: (0, 25 điểm) ( 10 + ) : = (dm) ( 0 ,5 iểm) Thể tích hình ... chưa rõ ràng: 0 ,5 điểm; trả lời sai khơng trả lời được: điểm) II/ Đọc thầm: (5 điểm) Học sinh khoanh mổi câu 0 ,5 điểm Câu 1: ý A Câu 2: ý B Câu 3: ý C Câu 4: ý C Câu 5: ý C II...

Ngày tải lên: 31/10/2015, 16:33

... s+K 1+ s+2 0.50 3.00 1. 00 * 1. 5 =0 s + 14 s + 40 s 0.25 ⇒ s + 16 s + 68s + 81. 5s + 1. 5 K = Bảng Routh 1/ 16 0.2543 s4 s3 s2 s1 s0 16 62.9063 81. 5-0.3 815 K 1. 5K 68 81. 5 1. 5K 0 1. 5K 0 0 0.50 Kiểm tra ... -89 ϕ(ω) (có thể chọn điểm khác) - 91 -10 9 6.3 0.35ω ) − 0.025ω 10 -17 1 0.25 0.25 10 0 -19 8 -2 61 0.50 Kiểm tra kỳ năm học 2008-2009 Môn: Cơ sở điề...

Ngày tải lên: 12/10/2012, 15:01

... KIỂM TRA ĐỊNH KỲ GIỮA HỌC KỲ I TRƯỜNG TIỂU HỌC ĐINH BỘ LĨNH NĂM HỌC 2010- 2011 Môn : Toán ĐÁP ÁN: Bài 1: Khoanh kết 0,25 đ Bài 2:

Ngày tải lên: 30/09/2013, 06:10

... are sometimes taught the alphabet and basic math This level of education is only popular in major cities Children normally start their primary education at the age of six Education at this level ... popularize and standardize middle education fully within the next few years Secondary education, which consists of grades 10, 11 and 12, is standardized in all major urban regions, but is not in ....

Ngày tải lên: 05/08/2014, 21:22

... following passage, then answer the questions below it Vietnam's education system can be divided into categories: pre-primary, primary, intermediate, secondary, and higher education Public kindergartens ... their primary education at the age of six Education at this level lasts years and it is compulsory for all children This compulsory education may be one of the reasons why, despite remainin...

Ngày tải lên: 05/08/2014, 21:22

... the questions below it Vietnam's education system can be divided into categories: pre-primary, primary, intermediate, secondary, and higher education Public kindergartens usually admit children ... arrived Question V: Finish the second sentence so that it has a similar meaning to the first one Beginning with the given words or phrases Câu 29 They have translated Nguyen Du's novel "Kieu" into...

Ngày tải lên: 05/08/2014, 21:22

... the questions below it Vietnam's education system can be divided into icategories: pre-primary, primary, intermediate, secondary, and higher education Public kindergartens usually admit children ... sitting down and reading the newspaper until dinner is ready This is exactly what Jane feels like doing but someone has to prepare dinner and Bill expects it to be Jane Jane is becoming very ... r...

Ngày tải lên: 05/08/2014, 21:22

... best fits the blank in the following passage I am thirty years old I (23) _born in a small town in the west of England I (24) _ there all my life, but I usually (25) my holiday in London ... of hearing problems, Edison had difficulty following the lessons But with only three months of formal education he became one of the greatest inventors and industrial leaders in history Edison’s ....

Ngày tải lên: 05/08/2014, 22:22

... motion picture technology Edison had a special life He married twice with five children He loved books, had excellent memory, and always showed curiosity about science Although he had hearing ... education he became one of the greatest inventors and industrial leaders in history Edison’s most famous invention was the electric light bulb He also invented the phonograph, and made improvements ....

Ngày tải lên: 05/08/2014, 22:22

... “Genius wad percent inspiration and 99 percent perspiration.” When he died on October 18th, 1931, at the age of 104, he was still working on new ideas 33 Why did Edison find it hard to follow his ... But with only three months of formal education he became one of the greatest inventors and industrial leaders in history Edison’s most famous invention was the electric light bulb He also invente...

Ngày tải lên: 05/08/2014, 22:22

... don’t like wine, you?" - “……………… I never drink it." A No, I don’t B Yes, I C Yes, I don’t D No, I am not 18 Friendship is a ………………affair, it lives by give-and-take A two- stepped B two-handed ... B have slept C Having been slept D have been slept III Choose the underlined part in each sentence needing correcting 25 I d like him going to a university, but I can’t make him go A...

Ngày tải lên: 05/08/2014, 22:22

... look it up A B C D 26 I d like him going to a university, but I can’t make him go A B C D 27 When I arrived at the station, John has been waiting for me an hour A B C D 28 Does your brother mind ... A best friends have good and bad times B we can go out and choose a good friend easily C it takes a lot of time to make close friendship D It’s very difficult to make lasting friendship 24 Th...

Ngày tải lên: 05/08/2014, 22:22

... radio until I ve finished with this phone call? A being turned on B to be turned on C turning on D to turn on IV Choose the word whose underlined part is pronounced differently from others in ... No, I am not B Yes, I don’t C No, I don’t D Yes, I 15 “Happy birthday!" – “…………… ” A I m happy B Many happy returns C Thanks D The same to you 16 Friendship is a ………………affair, it lives by g...

Ngày tải lên: 05/08/2014, 22:22

... D) which is closest in meaning to the sentence printed before 25 I didn't use to like football A I don't like football B When I was young I liked football, but now I don't C Once I didn't like ... Mike drives usually to work, but today he is walking A B C D 23 I can't find my diary, that is a real nuisance A BC D 24 The homeless usually has great difficulty in getting a job A B...

Ngày tải lên: 05/08/2014, 22:22