Answer / hareesh k.s.

computer has metal outer body.that may cause electric shock
if there any contact between b/w metal body and line.so
earthing is must for computers.tv has no metal outer
parts.

Answer / sajid

s the computer need the earthing so that it has three pins n
tv doesnt need so it has 2 pins

Give two basic speed control scheme of dc shunt motor?

0 Answers  

---

Why does the DC voltage needed is less than AC needed to produce corona?

2 Answers   TATA,

---

he compression ratio for a petrol engine generally lies between

0 Answers   Caterpillar,

---

Dear All kindly let me know that I know about the DG Rating for Example 150 KVA,Now how i will know that how much Ampher load it can offoard.

2 Answers  

---

Q-1 what are the structural and operational difference between a distribution and a power transformer? Q-2 what is skew in motors? Q-3 draw equivalent circuit of transformer Q-4 explain with phasors how pf is improved with loading in induction motors Q-5 DIFFERENT METHODS OF CABLE LAYING(interviewer asked if i heard new chemical based earthing system next) Q-6 pi model of medium length trans line Q-7 v/f control?why Q-8 vacuum circuit breaker operates in?

1 Answers   Vijai Electricals,

---

---

What type of a DC motor would you use for a lift?

0 Answers   GE,

---

Electrical Engineering

0 Answers   Gamesa, Medha Servo,

---

what is the disaddvantages of high power factor

2 Answers  

---

what is the range of thermal overload and over current. Answer should be in percentage of current.

0 Answers   RMSI,

---

How harmonic block test are conducted on relays ( Siemens,Areva ect )power transformer using omicron kit?

0 Answers   Siemens,

---

415v 14kw so can u tell me how i can measure the cable size.then size of the earth also

1 Answers  

---

what is the function of generator exciter

11 Answers   NTPC,

---