Answer / krishna

hi...
even iam searching for those papers and in case if u get
them please forward it to krishnamohana123@yahoo.com..
i'll be very thankful to you..

Can any body tell me what is use of END OF LINE RESISTOR in fire alaram circuit?

2 Answers  

---

One of the advantages of HRC fuse links is that they can be used to back up equipment with an inadequate rupture rating. briefly discuss what this means

1 Answers  

---

what is the purpose of high speed earth switch in gas insulated substat

0 Answers   ABB,

---

Can u explain : what is supply for train (whether a,c or d.c ).I know that supply is 25000v a.c .But there is rumour that supply is D.C. And also explain how lights and fans inside the trains are working ,and what type of motors are used in trains whether D.C motors or induction motors .If d.c motor, how it gets supply.If traction motors are used then what are traction motors and its functions and how it differs from other motors and also explain about locomotive . please reply..............

9 Answers   NTPC,

---

What is the difference between isolators and electrical circuit breakers? What is bus-bar?

0 Answers  

---

---

Is potential difference materials property ..? if yes tnen how.. explain brifly.

0 Answers  

---

How can we calculate the KVA rating of a Distribution transformer from its core details?

0 Answers   ABB,

---

Why and when NGR panel required. Is it necessary to design a NGR panel for a 6.6kV Alternator paralleling with Grid????

0 Answers  

---

State four criteria's for selection of site for nuclear power station.

1 Answers  

---

why does fans rotate in anticlockwise direction?

1 Answers  

---

what is the difference between AHU and FCU .

1 Answers   JLL,

---

what is the type of starter used in tube light?

2 Answers  

---