Answer / ashok_sharma

Feed Back transformer is a just Step up transformer.
it voltage up,up to system voltage.

Answer / praveen

the above ans is write
the primary voltage given to the transformer is very less
that is about 24V
it is sted up to... the required voltage of the motor

what is inductive voltage transformer? what is its application and how it differs from capacitive voltage transformer?

1 Answers   NRSC National Remote Sensing Centre,

---

how to Select Lighting arrester? What r the parameters to be considered for the selection of Lighting arrester ?

0 Answers  

---

when we r using 3.5 cable for a bldg. and put laod on each phase using the neutral and neutral is the return paht for the phase so the current of the neutral must be Ir+Ib+iY (return).But the size of the netural is .5 as comper to the phase.

2 Answers  

---

How to increase the backup of three phase ups?

1 Answers  

---

How the CT and PT ratings are calculated

5 Answers  

---

If ROC does not lies inside unit circle,then ? a) Fourier transform converges b) Z transform converges c) Hatly transform converges d) Colpit Transform converges.

0 Answers   CCP,

---

Operation of isolators.

0 Answers   KSEB, L&T, Siemens,

---

why a diode bridge is provided in vcb control circuit ?

2 Answers  

---

there are a transformer and a motor. both are connected to 3phase, 415 Volt, 50Hz power supply. Both are working with induction principles. Then, why, motor is rotating and transformer is not rotating.

8 Answers  

---

what is diff btw electric,magnetic & eletromagnetic field

0 Answers   Senthil,

---

Why alternators are rated in KVA?

12 Answers  

---

Why CBCT rating is 50/1A

0 Answers  

---