respetsed sir, i have applied for section engg and juniour engg for both chennai and tiruvunabthapur boards for electrical deportments . can u suggest what books i have to follow and and also from which sections they r going ask (i mean weightage and what topics i have to cover) for both se and je for both chennai and tiruvunanthapur boards.......

1 Answers  

---

WHAT IS DIFFERENCE BETWEEN idmt and instentanous relay? is idmt is used as back up protection or else?or when instantenous relay saturates IDMT will operate???

1 Answers   BK, REL,

---

why not starting switch first connect in direct on line starter?????

0 Answers  

---

what is the question paper model for section engineer in RRB

0 Answers   RRB,

---

why transformer are not used in D.C SUPPLY

5 Answers  

---

what will happened to give the dc supply to ac transformer?

3 Answers   Sail,

---

What is the Surge suppresor? Why using in a UDB's and How it works?

0 Answers  

---

what is the reason the main breaker is trip during the motor is running? (some time the breaker is not trip)

0 Answers  

---

What is the difference when selecting a cable between AC and DC current?

13 Answers   ABB,

---

in 400 kv system why should trip both side CB when we give hand trip?

1 Answers   KPTCL, NHPC,

---

when ac current flows thru d coil of a contactr,it energizes,magnetic field attracts d contact of the coil...nw wont dt ac current in d contct induce current back on to d coil thru mutual inductance leading to high currnt in d coil

0 Answers  

---

at work i have a genertor/alternater what is the easyest way to work out if it is dc or ac?

0 Answers  

---