KIỂM TRA 1 TIẾT
Môn: Vật lý 11 Nâng cao
Thời gian làm bài: 45 phút
Họ, tên thí sinh:..................................................................... Lớp: .............................Mã đề: 01
Bài tập. Cho mạch điện có sơ đồ như hình vẽ.
Trong đó bộ nguồn 6 pin giống
nhau, mỗi pin có có suất điện động E = 2V
và có điện trở trong r = 0,2Ω.
Các điện trở mạch ngoài R1 = 18,7Ω, R2 = 12,5Ω,
dòng điện qua R1 là 0,2A. Tính
a. Suất điện động và điện trở trong của bộ nguồn.
b. R3, tính công suất tiêu thụ của mạch ngoài.
tính công suất tiêu thụ của mạch ngoài.
R1
R2
R3
Bài làm
.........................................................................................................................................................................................
.........................................................................................................................................................................................
.........................................................................................................................................................................................
.........................................................................................................................................................................................
.........................................................................................................................................................................................
.........................................................................................................................................................................................
.........................................................................................................................................................................................
.........................................................................................................................................................................................
.........................................................................................................................................................................................
.........................................................................................................................................................................................
.........................................................................................................................................................................................
.........................................................................................................................................................................................
.........................................................................................................................................................................................
.........................................................................................................................................................................................
.........................................................................................................................................................................................
.........................................................................................................................................................................................
.........................................................................................................................................................................................
.........................................................................................................................................................................................
.........................................................................................................................................................................................
.........................................................................................................................................................................................
.........................................................................................................................................................................................
.........................................................................................................................................................................................
.........................................................................................................................................................................................
.........................................................................................................................................................................................
.........................................................................................................................................................................................
.........................................................................................................................................................................................
.........................................................................................................................................................................................
.........................................................................................................................................................................................
.........................................................................................................................................................................................
.........................................................................................................................................................................................
.........................................................................................................................................................................................
.........................................................................................................................................................................................
.........................................................................................................................................................................................
.........................................................................................................................................................................................
.........................................................................................................................................................................................
.........................................................................................................................................................................................
.........................................................................................................................................................................................
.........................................................................................................................................................................................
.........................................................................................................................................................................................
.........................................................................................................................................................................................
.........................................................................................................................................................................................
.........................................................................................................................................................................................
.........................................................................................................................................................................................
.........................................................................................................................................................................................
.........................................................................................................................................................................................
.........................................................................................................................................................................................
.........................................................................................................................................................................................
.........................................................................................................................................................................................
.........................................................................................................................................................................................
.........................................................................................................................................................................................
.........................................................................................................................................................................................
.........................................................................................................................................................................................
.........................................................................................................................................................................................
.........................................................................................................................................................................................
.........................................................................................................................................................................................
.........................................................................................................................................................................................
.........................................................................................................................................................................................
.........................................................................................................................................................................................
.........................................................................................................................................................................................
.........................................................................................................................................................................................
.........................................................................................................................................................................................
.........................................................................................................................................................................................
.........................................................................................................................................................................................
.........................................................................................................................................................................................
.........................................................................................................................................................................................
.........................................................................................................................................................................................
.........................................................................................................................................................................................
.........................................................................................................................................................................................
.........................................................................................................................................................................................
.........................................................................................................................................................................................
.........................................................................................................................................................................................
.........................................................................................................................................................................................
.........................................................................................................................................................................................
.........................................................................................................................................................................................
.........................................................................................................................................................................................
.........................................................................................................................................................................................
.........................................................................................................................................................................................
.........................................................................................................................................................................................
.........................................................................................................................................................................................
.........................................................................................................................................................................................
.........................................................................................................................................................................................
.........................................................................................................................................................................................
.........................................................................................................................................................................................
.........................................................................................................................................................................................
.........................................................................................................................................................................................
.........................................................................................................................................................................................
.........................................................................................................................................................................................
.........................................................................................................................................................................................
.........................................................................................................................................................................................
.........................................................................................................................................................................................