3/15/2019 Quiz Solution file ///media/chieuvh/1TB/copy/NguyenTriDan KHUD VatLyKyThuat/HK4/ID23 De thi cuoi ki GIAITICHMACHDIEN/FinalExamDD1 1/3 Đềề thi môn giảải tích mạạch Lớớp DD10 Đáp sốố Bài 1 u(t[.]
3/15/2019 Quiz Solution Đề ề thi mơn giả ải tích mạ ạch - Lớ ớp DD10 Đáp số ố: Bài 1: u(t) = 50cos(103t) V i(t) = i1(t) = 0,1cos(103t - 90o) A i2(t) = 0,1cos(103t + 90o) A Bài 2: i(t) = cos(2t) A u(t) = + 1,41cos(2t - 45o) V Bài 3: U1 = 20/_0o V U2 = -5/_0o V I1 = 0,5/_0o A I2 = 2/_0o A Bài 4: Z = 96 - j72 ohms Pmax = 0,293 W file:///media/chieuvh/1TB/copy/NguyenTriDan_KHUD_VatLyKyThuat/HK4/ID23-De_thi_cuoi_ki_GIAITICHMACHDIEN/FinalExamDD1… 1/3 3/15/2019 Quiz Solution Bài 5: IA = 45,5/_-68,8o A IB = 19/_-240o A IC = 26,9/_105o A Iab = 26,87/_-165o A Ibc = 36,7/_165o A Ica = 55,3/_140,1o A Ssource = 7239 + j14482 VA Bài 6: iL(t) = 0,5sin(100t) - 50t.e-100t A uc(t) = 200sin(100t) - 100cos(100t) + 100.e-100t - 10000t.e-100t V Bài 7: uc(t) = [5t - 10 + 10.e-0,5t]1(t) - [5(t-2) - 10 + 10.e-0,5(t-2)]1(t2) V Bài 8: a) H(jw) = jw/[(jw+1)(jw+2)] b) e(t) = 0,7854 + 1,185cos(t-122,5o) + 0,5cos(2t+90o) + 0,34cos(3t-102o) V file:///media/chieuvh/1TB/copy/NguyenTriDan_KHUD_VatLyKyThuat/HK4/ID23-De_thi_cuoi_ki_GIAITICHMACHDIEN/FinalExamDD1… 2/3 3/15/2019 Quiz Solution u(t) = 0,375cos(t-104o) + 0,158cos(2t+71,6o) + 0,089cos(3t140o) V P1ohm = 0,087 W Written by Le Minh Cuong file:///media/chieuvh/1TB/copy/NguyenTriDan_KHUD_VatLyKyThuat/HK4/ID23-De_thi_cuoi_ki_GIAITICHMACHDIEN/FinalExamDD1… 3/3 ... 0,089cos(3t140o) V P1ohm = 0,087 W Written by Le Minh Cuong ? ?le: ///media/chieuvh/1TB/copy/NguyenTriDan_KHUD_VatLyKyThuat/HK4/ID23 -De_ thi_ cuoi_ki_GIAITICHMACHDIEN/FinalExamDD1… 3/3 ... 1,185cos(t-122,5o) + 0,5cos(2t+90o) + 0,34cos(3t-102o) V ? ?le: ///media/chieuvh/1TB/copy/NguyenTriDan_KHUD_VatLyKyThuat/HK4/ID23 -De_ thi_ cuoi_ki_GIAITICHMACHDIEN/FinalExamDD1… 2/3 3/15/2019 Quiz Solution u(t)