Answer / vivek

Transformer because it is a static device and thus the
efficiency is higher .

Answer / naresh

bcoz in case of d.c generator additional losses are present
like frictional and windage losses.....

how to calculate restraing current and operating current for differential protection if 20 mva transformer is OLTC 33 kv/11 kv ? and what should be the type and ratio of CT?

2 Answers   L&T, OPS,

---

Sir, I completed DEEE... And now I working in TNEB for one year apprenticeship. If I eligible for applying c license and how can I get?

1 Answers  

---

what is the purpose of checking IR and Megger values in motor windings?

5 Answers  

---

Why Current Transformers cannot be connected in parallel

10 Answers  

---

magnetizer priciple

0 Answers  

---

If the t/f capacity is 500KvA then what is Amps ratting of the main breaker.

5 Answers  

---

what is mean by VCB colour code..???

1 Answers   Student,

---

1 Ton is equal to how many watts?

0 Answers  

---

What is distance between electrical panel to land ?

0 Answers   Fresher,

---

i have 90kw motor.so i choose connect cable .please what is parameter checked so please give to formula

0 Answers   May Baker,

---

what's the difference between 'shaft power demand' and 'BHP' , when we consider electrical load list.

0 Answers   HEC,

---

we have require a Motor (1500kW, 6.6kV, 50Hz) which shall operate at 1500rpm during 30min and after it shall run on 500rpm during 15min. The same cycle shall be repetitive during the whole working days. Which method is best and economic to achieve such type of task. VFD, VVFD, Pole changing motor etc.

0 Answers   MTN,

---