Answer / trak

First u hav to find load current. according to the load
current u can choose a braking current . the condition s
braking current should be higher than the load current n
the derating current should b higher than the braking
current. based on these u can choose opt cables frm the
selected suppliers.

Answer / varun

defined in steps as under:
1. Calculate load current
2. multiply this current( take some higher value) with 1.1
0r 1.2 acc. to derating factor
3. calculate length of cable to be used
4.see cable catalogue and calculate voltage drop in cable
which should be less then 6%

Answer / saravanan

first see the total load current......based on the load
current cable size is selected...

in dc suppy frequency is zero why? if dc frequency is zero how to exist dc transients and ac transients

0 Answers   Siemens,

---

why the neutral point of star connnection oscillates?

3 Answers   Avalon,

---

Explain Need of a starter in a dc motor.? Also explain any two starting and speed control method of dc motor?

0 Answers  

---

If R and Y terminals are short circuited,then power will cut. we all know that power cannot be stored.what will happen to already generated power at power station?

3 Answers  

---

how many power plants in andhra pradesh,how many types and there capacity

2 Answers  

---

what will happened if generator runs with slow speed?

3 Answers  

---

hi this is hema can anyone mail me previous years questions for the APPSC-A.E.E (in electrical stream.) ......thank u.

0 Answers  

---

A FIELD MAGNET IS EXITED BY AC/DC?

4 Answers  

---

derive the formula of amp hours is calculated for 12v battery.where no. of plates is given

1 Answers  

---

what is the function of turbo in dg sets

1 Answers  

---

Please, if 1kw is equal to 1.25kva; how then do I know how many kva in 7.5kw?

0 Answers  

---

sir i completed apprentice in TNEB.apprentice is eligible for 'c' licence

0 Answers   Bhel, TNEB Tamil Nadu Electricity Board,

---