Answer Posted / gunasekaran

power loss will more in single phase than 3 phase for
example we have to transmit 100A current for single phase
system .
2*Isqr*R= 2*10000*R=20000Rwatts
for 3 phase system 3*Isqr*R=3*57.7sqr*R=10000R watts power
has dissipated so 3 phase system better than 1phase

HOW TO CALCULATE AMPs OF CURRENT TRANSFORMER IN HT Panel

2370

---

what will happen if multimeter(selector switch at DC voltage) and terminal at current is connected to DC supply?

1952

---

At what speed an electric car can run with 2 HP motor of weighing 400 kg?

1802

---

in indoor type circuit breakers why only the corner breaker trips specially during cold season. What is the reason.

1861

---

234 MVA Generator 3 phase Short circuit current Values required? Gen set Rating-234 MVA, Gen Voltage-18kv, PF;0.8, Xdv:23.5 %, Transformer Rating-18/380KV, 680MVA,Yndd1 two winding, Step up TR, ZT:35.50 %,X/R 4.33 Gen CB Position, CB open ,Disconnected open, Generator Running Voltage 18 Kv, Bi mistakes generator side earth switch Closed during that time short circuit current level in 3 Phase required, and how to test on site 234MVA Generator Short circuit current,

2209

---

What is safety of Ht panel

1641

---

How equivalent impedance is calculated in thevenin theorem?

1120

---

for what voltage will reactive power be largest in 380 kv line : a) 375kv b)380kv c)385kv

1465

---

how to find the Motor,s insulation Power?

1738

---

What is the diff. between single compression and double compression gland

1974

---

what is meant by neutral compensation factor and where it is used

1894

---

why EMF IS INDUCED IN A CONDUCTOR WHEN FLUX LINKING WITH IT CHANGES ACCORDING TO FARADAYS LAW.

2008

---

what is there inside an inverter and how it works?

1812

---

salam,hi, i need to know what the spesification of 300amp msb...

2014

---

What is the basis for framing the rules of block diagram reduction technique?

1507

---