Answer / k.prakashchandra

The arc is quickly quenched as the metallic
vapours,electrons and ions produced during arc, rapidly
condense on the surface of the breaker contacts due to
fast rate of recovery of dielectric strength in vacuum.

What will happen if 60 Hz rated transformer is connected to the supply of 50 Hz say 415 V (3-phase) step up to 3.3 kV...?? ?

2 Answers   Essar,

---

what is the IPC ? & what the uses ?

0 Answers   Bhel,

---

what is difference between 9kv 5ka surge arrester and 9kv 10ka surge arrester.

0 Answers   Voltamp,

---

What is protection for single phasing ?

6 Answers   SISL,

---

Why MS rod or flat are used in stead of GI rod or flat in switchyard earth mat ?

2 Answers  

---

why when i start my diesel generator it takes 1 minute or less then stop, and i checked the oil sensor is ok and when the generator start i can get 220 voltage but it it is stop after 1 minute or less, how can i solve this problem?

1 Answers  

---

How to test Alternator stability test for REF relay

0 Answers   Amprotec,

---

how to determine the inrush current of a transformer

0 Answers  

---

how to calculate diesel consumption of diesel generator by considering load and capacity of generator?

1 Answers  

---

why not feeling shock while touching rotor shaft of induction motor during running condition? during running condition emf induced in rotor.

1 Answers  

---

how meger function

0 Answers  

---

How can calculate the daily electrical consumption of 7.5 HP motor, if the moter runs 24 hrs continiously. Also have to know about 3.5 hp chiller.

0 Answers   Wipro,

---