Answer / mohamed mustafa

P=V*I
IF THE VOLTAGE VARIES CURRENT VARIES
SO THE SIZE AND INSULATION OF THE MACHINE CHANGES

Define over current & earth fault ?how its functioning ?

1 Answers  

---

Explain the operation of grid connected central solar inverter ?

0 Answers  

---

How works the AVR in DG Sets Plz explain??????????

1 Answers  

---

Sir we are using 250 kva DG its Diesel consumption 25 lits / hrs maximum load 160 kva now how to calculate units/ litres

1 Answers  

---

What is the de rating factor of cable? What is the importance of the de rating factor in cable select

0 Answers  

---

Can we convert off line transformer to on line transformer

0 Answers   NHPC,

---

why current transformer secondary is short circuited an what will happen if connect very high resistance acrossthe secondary side of current transformer?

1 Answers   NPCIL,

---

what is the working principle of electrical motors?

4 Answers  

---

hai every bodi please let me know the test procedure for lightning arresters.

2 Answers  

---

in magnetic field we send current to generate flux,why not voltage?

2 Answers  

---

We have two parts in generator, electrical & mechanical. how it works?

0 Answers   TATA,

---

What is the thumb rule for calculating the P.F correction Capacitor?? Say for 100 hp motor how much micro farad Capacitor is needed .... Thumb rule so quick answer wanted

9 Answers   Bhel, Dubai Group,

---