Answer Posted / dnyaneshwar

for distribution transformer we are using dyn11.
for generating transformers we are using yd11.

what is the difference between 4pole & 6pole DC Motors & give advantage ?

1851

---

oltc of a transformer, how it works? and what are the equipment consist of describe briefly?

1974

---

What is difference between unity power factor wattmeter and upper power factor wattmeter? In short circuit test of transformer the wattmeter used is unity power factor type or upper power factor type wattmeter?

2711

---

one electromagnet is called

1859

---

hello friends.. I have a doubt regarding the operation of dc machines.. I studied in a text book that a dc machine can be used as a generator and as a motor.. is this possible? If so,please send me the info about this topic.. you can also send your info to my mail.

1976

---

why the difference arise between HT reading & LT reading (submeters fixed in complexes, apartments etc)if the power factos exceed from 0.9 to 1 can the ht meter reads fast?

2878

---

specify the inbuilt protections in DG

2013

---

Mention the disadvantages of low power factor? How can it be improved?

1071

---

How can calculate the rating of a servo stabilizer for given a specific load

3469

---

Name one of major transformer company in KSA ?

1144

---

Hi,I am working in abroad for more than 3 years in a company operating with 11kv and 6.4 MW power. I need c licence in India,can I? some other says only i can get if i work for 2 years in india only! anybody kindly clarify by doubt.Thanks

1800

---

why are distributed windings generally used in alternators?

2665

---

What is K-rated transformer? What is the use of it? What can be the size(pls provide calculation if possible) of K- factor transformer for 550kW,690V motor operating with drive (VFD)?

2223

---

What is the formula formula for Busbar sizing and what are the things to be consider for Busbar Calculation?

2482

---

lamination figures

1800

---