Answer / k.prakashchandra

Aerial bunched cable

what is high tension ? specify the range?

3 Answers  

---

pls someone send me sample question papers along with the key.thanks in advance

0 Answers   HPCL,

---

How the size of transformer decreases if we increases the frequency?

2 Answers  

---

difference between a four point starter and three point starter

9 Answers  

---

L.A. (Lightening Arrester) is located at a place from where transmission line enters the transmitting substation. So L.A. (Lightening Arrester) is the first equipments which has to encounter with lightening, high voltage surges and switching surges. It has to absorb energy of lightening, high voltage surges, and switching surges. L.A. (Lightening Arrester) is made up of layers of semiconductors. If these layers can not tolerate energy released by lightening, high voltage surges, and switching surges the L.A. (Lightening Arrester) blasts.

0 Answers  

---

---

Why we use series reactor in power system?

9 Answers   Cadbury, HEG, Uttam,

---

how to calculate transformer turn primary & secondary side 11kv to 420v

0 Answers  

---

Give some differences between open loop and closed loop control systems.

0 Answers   GE,

---

how caculate the pump head to maintain perticuler pressure of water and what would be the motor size in hp for the same?

1 Answers  

---

will the introduction of capacitor bank parallel with the induction load reduce power consumption

4 Answers   Nokia, WAPDA Water and Power Development Authority,

---

what is ramping rate of generator

0 Answers   Core,

---

I have 1 KW, 3ph. 440v, 50 hz, cos(phi) .75, efficiency 75%(star delta connection)Motor. How to calculate line current & Phase current (1) Star connection (2) delta Connection

2 Answers  

---