Answer / nivethan d

xl= 2(pi)fl
= 2x3.14x(o)as per inductance : frequency is zero they said




my question is the frequency is zero they said but the value
of frequency is 50HZ show in the name plate

1.what is surge 2.what is lightning 3.what is switching 4.difference between surge,lightning,switching used in power system 4.definition of surgearrestor,lightningarrestor 5.adv and disadv of surgearrestor,lightningarrestor 6.uses and purpose of surgearrestorand lightning arrestor 7.block dia of surge arrestor 8.blockdiagram of lightning arrestor 9.operation and working of surge arrestor and lightning arrestor 10.basic formula of surgearrestor and lightning arrestor 11.basic diagram of surge arrestor and lightning arrestor

1 Answers   Crompton Greaves, Framo, L&T,

---

Why use the vcb at high transmission system ? Why can’t use acb?

0 Answers  

---

From what on-site components does the HT panel monitoring the bus-bars in a 11kV system take inputs?

0 Answers  

---

what is the magnitude of earthing and neutral voltage

2 Answers  

---

what are the reasons of CT circuit faulty in busbar protection scheme?

0 Answers   Getco,

---

PLZ sent the previous year question paper for GET in NHPC on my EMail id ppshanker@gmail.com

0 Answers   NHPC,

---

What's the difference between a generator using 50Hz and 60Hz? When do we need to use a generator 50Hz and 60Hz?

3 Answers  

---

cable selection formulas for electrical load.

1 Answers   Bhel,

---

1.differance between onload ups and off line ups.

1 Answers   CTS,

---

At present how many HVDC lines are there in india

18 Answers   HAL, Infosys, KSEB, Kuntham,

---

wich type of cable is selected for wiring of 20hp motor?

5 Answers   Alchemist,

---

Is the theorem applicable to ac sources?

0 Answers  

---