Answer / arup kumar sadhu

Floating voltage- A voltage that is not connected by any conducting path (including resistors) to ground or the key voltage reference point

floating means no reference to anything

A system where the system ground is not actually connected to another circuit or to earth (though there may still be AC coupling) is often referred to as a floating ground

CAN U PLEASE TELL ME SOME G.D TOPICS FOR APGENCO INTERVIEW&G.D

0 Answers  

---

Control cables in S's will carry 1000v which is AC R DC? Pls answer me 

0 Answers  

---

when we start the tube light, then it takes initially 1100 volt, after glow it takes 120 volt?(when we give 220 volt a.c.)

3 Answers  

---

How Arc Produced in Circuit Breaker When the contacts of the circuit breaker open.

1 Answers  

---

what is corona ?

3 Answers  

---

why use phase displacement in transformer.and effect of phase displacement on transformer

0 Answers   IOCL, ONGC,

---

DIFFERENCE BETWEEN NORMAL TRAFO AND THRISTER TRAFO?

0 Answers   Essar, MahaGenco,

---

What should be the dielectric strenght value of transformer oil of 11/0.433KV distribution transformer and 33/11KV tranmission transformer ?

2 Answers  

---

how DC is differ from AC ? what are the difference between them ?exept (P-N)&(+__-)

2 Answers  

---

Whats the principle of lightning? How protection against lightning is achieved? Types of protection? How to select the height of lightning spike? as per the area.

4 Answers   HAL,

---

What is the relation of current with torque when motor started in Y-connection???

4 Answers  

---

What is a surge supressor why its is used in synchronous generators

0 Answers  

---