Answer / vijaykumar

2

Answer / harjinder singh

1. transformer design formula ?
2. how to calculate the primary turns and secondry turns ?
3. core types ?
4. how to find the primary current and secondry current ?
5. how to calculate the stacking factor ?
6. range of fulx density
7.plz send 400v step dowen 115v 600va transformer desgine
send + detail and use formula

what is allowable current flows from phase to ground with out tripping the breaker

1 Answers  

---

What is a surge supressor why its is used in synchronous generators

0 Answers  

---

WHY IS THE POWER FACTOR NOT MORE THAN UNITY.

6 Answers  

---

why transformers are put with supply for 24 hours before giving supplying to a locality?

2 Answers  

---

how we can differentiate a motor and a generator just by a glance?

5 Answers  

---

---

Generally transformers has delta primary and star secondary. But in some transformer i saw Star primary and delta secondary. what is the reason for chosing like this?

2 Answers  

---

why we need to us lenz's law for synchornous motor

0 Answers   Tata Elxsi,

---

Please elaborate th´evenin’s theorem?

0 Answers  

---

when 20hp 3 phase motor start no load condition in star or delta connection.find current and write formula.(tariq)

0 Answers  

---

1) why a dg set shows variation of power factor and load when synchronised with other dgs? 2)Why the load sharing is not become equal in all dgs?. 3)When a dg set will not run on auto start?

0 Answers  

---

What is mimimum di -electric strength value for 33 KV transformer OLTC oil

0 Answers   Franke Faber,

---

Why we use stones in switchyard?

3 Answers   Havells, L&T,

---