![subject](/tpl/images/cats/fizika.png)
Physics, 18.10.2021 17:00 luckilyalexa
Cho 2 dòng điện thẳng dài vô hạn song song với nhau đặt cách nhau 5cm, cường độ của 2 dòng điện đó bằng nhau và bằng I=10A. Xác định vectơ cảm ứng từ B gây ra bởi các dòng điện đó tại 1 điểm A nằm ở giữa 2 dòng điện trong các trường hợp sau
a/ các dòng điện chạy cùng chiều
b/ các dòng điện chạy ngược chiều
![ansver](/tpl/images/cats/User.png)
Answers: 2
![](/tpl/images/ask_question.png)
![](/tpl/images/ask_question_mob.png)
Another question on Physics
![question](/tpl/images/cats/fizika.png)
Physics, 22.06.2019 08:00
What is the average speed of a car that travels 40 mph for 1 hour and 60 mph in another hour?
Answers: 1
![question](/tpl/images/cats/fizika.png)
Physics, 22.06.2019 09:40
Asatellite component is in the shape of a cube with 10cm edges, has an evenly distributed mass of 2 kg and one bolt hole at each of four corners. if the maximum predicted random vibration environment is 10 grms, what bolt size would be a good choice for restraint? what other factors might drive bolt size besides force/stress?
Answers: 2
![question](/tpl/images/cats/fizika.png)
Physics, 22.06.2019 14:50
Abar magnet cut in half will form a total ofpoles.a)fourb)eightc)two
Answers: 1
![question](/tpl/images/cats/fizika.png)
You know the right answer?
Cho 2 dòng điện thẳng dài vô hạn song song với nhau đặt cách nhau 5cm, cường độ của 2 dòng điện đó b...
Questions
![question](/tpl/images/cats/mat.png)
Mathematics, 18.03.2021 17:10
![question](/tpl/images/cats/mat.png)
Mathematics, 18.03.2021 17:10
![question](/tpl/images/cats/mat.png)
Mathematics, 18.03.2021 17:10
![question](/tpl/images/cats/en.png)
English, 18.03.2021 17:10
![question](/tpl/images/cats/en.png)
English, 18.03.2021 17:10
![question](/tpl/images/cats/biologiya.png)
Biology, 18.03.2021 17:10
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/fizika.png)
Physics, 18.03.2021 17:10
![question](/tpl/images/cats/User.png)
SAT, 18.03.2021 17:10
![question](/tpl/images/cats/en.png)
English, 18.03.2021 17:10
![question](/tpl/images/cats/mat.png)
Mathematics, 18.03.2021 17:10
![question](/tpl/images/cats/mat.png)
Mathematics, 18.03.2021 17:10
![question](/tpl/images/cats/en.png)
English, 18.03.2021 17:10
![question](/tpl/images/cats/obshestvoznanie.png)
Social Studies, 18.03.2021 17:10
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 18.03.2021 17:10
![question](/tpl/images/cats/biologiya.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 18.03.2021 17:10