![subject](/tpl/images/cats/fizika.png)
Physics, 02.12.2021 17:00 CristianPaz
Mạng điện hạ áp 380V dây dẫn bằng cáp đồng làm việc ở chế độ TN, có
phân bố dây trung tính và có dây trung tính tại xuất tuyến. Cáp có tiết diện
(Cu/PVC/XLPE/PVC 3x95+1x50). Thiết bị được bảo vệ bằng MCCB loại C có dòng
định mức Iđm=250A, (hệ số kB=7), chiều dài đường dây đến chỗ đặt thiết bị là 70m. Hãy
kiểm tra điều kiện bảo vệ an toàn
![ansver](/tpl/images/cats/User.png)
Answers: 2
Another question on Physics
![question](/tpl/images/cats/fizika.png)
Physics, 22.06.2019 07:30
Examine the nuclear reacti why is this classified as a nuclear reaction rather than a chemical reaction? it is not balanced. a new compound is formed. a change has occurred in a nucleus. a new element has been formed.
Answers: 2
![question](/tpl/images/cats/fizika.png)
Physics, 22.06.2019 09:30
This is important. 1. which of the following is an si base unit for measuring length? (2 points) inch gram meter mole 2. which of the following units for distance is an si unit? (2 points) centimeter foot inch yard 3. which of the following tools should a scientist use to measure an object in meters? (2 points) electronic balance pan balance tape measure thermometer
Answers: 2
![question](/tpl/images/cats/fizika.png)
Physics, 22.06.2019 14:10
In one or two sentences, describe how you did in the balancing game. in a few more sentences, explain one strategy you learned for balancing more complex equations.
Answers: 2
![question](/tpl/images/cats/fizika.png)
Physics, 22.06.2019 14:30
Aweight lifter raises a 1600 n barbell to a height of 2.0 meters. how much work was done? w = fd a) 30 joules b) 3000 joules c) 320 joules d) 3200 joules
Answers: 2
You know the right answer?
Mạng điện hạ áp 380V dây dẫn bằng cáp đồng làm việc ở chế độ TN, có
phân bố dây trung tính và có d...
Questions
![question](/tpl/images/cats/biologiya.png)
Biology, 14.05.2021 15:20
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 14.05.2021 15:20
![question](/tpl/images/cats/biologiya.png)
![question](/tpl/images/cats/istoriya.png)
![question](/tpl/images/cats/obshestvoznanie.png)
![question](/tpl/images/cats/es.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 14.05.2021 15:30
![question](/tpl/images/cats/en.png)
English, 14.05.2021 15:30
![question](/tpl/images/cats/en.png)
English, 14.05.2021 15:30
![question](/tpl/images/cats/himiya.png)
Chemistry, 14.05.2021 15:30
![question](/tpl/images/cats/himiya.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/en.png)
English, 14.05.2021 15:30
![question](/tpl/images/cats/es.png)
Spanish, 14.05.2021 15:30
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/himiya.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 14.05.2021 15:30