why we use carbon brush in exciter&genrator?

5 Answers   ABB, SMC,

---

What is Skin effect in Cable?

4 Answers  

---

for any load, what happen if we use the cable rating above its normal rating

2 Answers  

---

why transformer rating in always in KVA ?

4 Answers   Horizon Computers,

---

What is diversity factor and how to calculate it

2 Answers   Al Faraa, Amul, Pentagon, Sobha Developers,

---

difference between microprocesser and microcontroler

1 Answers   HAL,

---

What is the difference between line Distance protection and Line Earth Fault Protection?

1 Answers  

---

For fixed primary voltage how does secondary terminal voltage of a transformer change if the pf of inductive load is raised from 0.7 to 0.9 with load current remaining fixed ?

1 Answers   GATE,

---

what will happen if the connections of protection ct reverse? will it burn the ct?

2 Answers  

---

What is float cum boost charging system?

0 Answers  

---

Whether the Dc motor Droping the power factor like AC motor if lot of motor running in factory is it necessary to connect capacitor bank

2 Answers  

---

Is phase preventer require when overload relay is there

1 Answers  

---