how do u gauge the size of the cable ?for eg. consider a 300 sqmm L.T Cable.How do u determine the size of the cable seeing it pratically?

0 Answers   Bhel, Jai Balaji, Rashmi Group,

---

what is the differance between MC61C and MC61A relay of L &T make.

1 Answers   BARC,

---

What is primary and backup protection?

0 Answers  

---

what is model question rrb junior engineer electrical gr.II

0 Answers  

---

Difference between hopkinson and swinburne's test

1 Answers  

---

---

draw the restricted earth fault protection circuit install on power transformer and identify its parameters and draw C/C curve of it

0 Answers  

---

What is effect of over voltage and under voltage on ACB

0 Answers   EFS,

---

What meant by lagging and leading? When if they are occurred what preventive methods should be taken?

14 Answers   ABB, L&T,

---

What is Vk and Imag i.e Knee point voltage & Magnetising Current? How to calculate above values? How to define accuracy class 5P10?

7 Answers   Deccan Cements, Doosan, Torrent Power, Transco,

---

What is HVAC, PLS SEND DETAIL OF hvac.

6 Answers  

---

What is the need of black rock stones under the transformer yard?

5 Answers   TNEB Tamil Nadu Electricity Board,

---

How to calculate the Short Circuit Impedance in Transformer?

3 Answers  

---