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anjali1097
09.11.2021 •
Physics
Cho cho 2 đèn led giống nhau có ghi 2,5 V-0.05W mắc vào nguồn điện là pin dự phòng có thông số như sau (5V-7500mA.h)( trong đó mA.h là dung lượng của pin tính bằng I.t) Đèn sáng bình thường a) Vẽ sơ đồ mạch điện và tính Rtđ của toàn mạch
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Ответ:
A woman walks in a straight line with the sun to her right at six o'clock in the morning.
The sun rises East of her, so the woman is walking toward the North pole.
A man walks in a straight line with the sun to his right at six o'clock in the evening.
The sun sets West of him, so the man is walking toward the South pole.
The woman and the man are both walking along lines of constant longitude.