Answer / guest

To find the cable size:
1.Decide the load ratings ie., voltage, FL current of the
load.
2.So that P = V*I*PF
3.Now apply ohms law, V=IR.
4.Now we have the resistance, as per the resistance we can
choose the cable. R= (permeability*Length)/Area of C.S

Seamless tubes are made by?

5 Answers   Bhel,

---

How to calculate the CFM to TR? What is the Formula

12 Answers   Carrier, Voltas,

---

what is effect of 5amp fuse on 2mva pry protection of transformer

0 Answers  

---

what are the components of a start and stop motor control?

2 Answers  

---

what is the impedence

1 Answers   Al-Othman,

---

---

in star-delta tranformer,if the input of star connection is 400/7v 3 kva then what is the output of delta connection?

0 Answers   Elicon,

---

Why do series motors have high starting torque?

3 Answers  

---

PLEASE SEND THE PREVIOUS YEARS QUESTION PAPERS OF RRB JUNIOR ENGINEER-ELECTRICAL

0 Answers  

---

How to set the relay,,??

0 Answers   Megatron Solutions, Nestle,

---

What is meant by Resonance what are the different types of resonance and what are uses of them?

14 Answers   Infosys, NTPC,

---

1,Building containing 25 flats how much Amp 3 pole MCCB are required? 2, For the safey of each flat how many Amp RCCB can install -loaded with A/C

1 Answers   L&T,

---

how to calculate the breaking capacity of different breakers.

0 Answers   UltraTech,

---