1300 câu hỏi trắc nghiệm Vật Lý 12 chọn lọc theo mức độ (NB - TH - VD - VDC) (Có lời giải chi tiết)

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https://twitter.com/daykemquynhon https://daykemquynhonofficial.wordpress.com www.facebook.com/daykem.quynhon https://daykemquynhon.blogspot.com Ta thấy cường độ dòng điện và điện áp giữa hai đầu đoạn mạch vuông pha nhau do đó ta có http://daykemquynhon.ucoz.com Nơi bồi dưỡng kiến thức Toán - Lý - Hóa cho học sinh cấp 2+3 / Diễn Đàn Toán - Lý - Hóa Quy Nhơn 1000B Trần Hưng Đạo Tp.Quy Nhơn Tỉnh Bình Định 2 2 2 2 i u i 200 1 1 i 4A I U 4 2 200 2 0 0 Câu 39 Cách giải: Đáp án C max Khi C thay đổi để U thì AMB A U U U U U 50 2 max max C C L C max 1440 1 u 5 UC 130U L V nt u 50 cost t sin U max 13 2 4 C 13 5 uL U L 2 cost arcsin 60V 2 13 Câu 40 Cách giải: Đáp án A V 1 chỉ U= 120V Khi V 2 nhỏ nhất là có cộng hưởng U 120 R r 40 I 3 U 30 10 40 30 3 I 3 2 r R r U R U r DIỄN ĐÀN TOÁN - LÝ - HÓA 1000B TRẦN HƯNG ĐẠO TP.QUY NHƠN MỌI YÊU CẦU GỬI VỀ HỘP MAIL DAYKEMQUYNHONBUSINESS@GMAIL.COM HOTLINE : +84905779594 (MOBILE/ZALO) DẠY KÈM QUY NHƠN OFFICIAL ST&GT : Đ/C 1000B TRẦN HƯNG ĐẠO TP.QUY NHƠN Đóng góp PDF bởi GV. Nguyễn Thanh Tú 19 www.facebook.com/daykemquynhonofficial www.facebook.com/boiduonghoahocquynhonofficial
https://twitter.com/daykemquynhon https://daykemquynhonofficial.wordpress.com www.facebook.com/daykem.quynhon https://daykemquynhon.blogspot.com Vẽ giản đồ vecto: Gọi U r là điện áp của r, Y là U C - U L : 2 2 2 120 16U r Y 40 3 U r 4 3 Ta có U ' 2,3 2 2 2 r V I A A 80 U 3 r 3 r Y http://daykemquynhon.ucoz.com Nơi bồi dưỡng kiến thức Toán - Lý - Hóa cho học sinh cấp 2+3 / Diễn Đàn Toán - Lý - Hóa Quy Nhơn 1000B Trần Hưng Đạo Tp.Quy Nhơn Tỉnh Bình Định DIỄN ĐÀN TOÁN - LÝ - HÓA 1000B TRẦN HƯNG ĐẠO TP.QUY NHƠN MỌI YÊU CẦU GỬI VỀ HỘP MAIL DAYKEMQUYNHONBUSINESS@GMAIL.COM HOTLINE : +84905779594 (MOBILE/ZALO) DẠY KÈM QUY NHƠN OFFICIAL ST&GT : Đ/C 1000B TRẦN HƯNG ĐẠO TP.QUY NHƠN Đóng góp PDF bởi GV. Nguyễn Thanh Tú 20 www.facebook.com/daykemquynhonofficial www.facebook.com/boiduonghoahocquynhonofficial
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1300 câu hỏi trắc nghiệm Vật Lý 12 chọn lọc theo mức độ (NB - TH - VD - VDC) (Có lời giải chi tiết)

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