Answer / muralik.255

Frequency is constant in transformer

Answer / mn krishnamurthy

No

Answer / anket

In Normal transformers we cant change frequency

But if you need to change frequency you need a special purpose transformer i.e (VFT = variable frequency transformer

what is the highest transmission voltage in India till now?

36 Answers   Bhel, Electrical,

---

during the period of armature reaction ,if the brush shift is not accomplish, what happen?

1 Answers  

---

What is the high tension lines voltage and low tension lines voltage?33 kv is high tension line or low tension.

1 Answers   MPSEB,

---

what is the transformer turn ratio formula and give some examples?

0 Answers   UPPCL,

---

WHERE CAN I GET THE PREVIOUS QUESTION PAPERS OF Govt Polytechnic in deee 2nd year papers

0 Answers  

---

in 400 kv system why should trip both side CB when we give hand trip?

1 Answers   KPTCL, NHPC,

---

a.)Ammeter and Voltmeter read rms value or avg. value ? b.)What are symmetrical and Unsymmetrical faults?

2 Answers  

---

What are the components connected in between the power supply coming from an electric pole to HT & LT Panels in a large commercial building or how the power supply connected from Electric pole to Transformer & then to the HT & LT panels of a building? Please send me answers via mail, my id is yogiagarwal@gmail.com. If possible, please give a line diagram.

0 Answers   Ranbaxy,

---

what ll happen to current if two phases get short circuited

2 Answers   Kirloskar,

---

what is the relation between size of the anteena and wavelenghth of radiated wave

0 Answers  

---

Why annealing is done on transformer core manufacturing process?

1 Answers   ISRO,

---

why we use lamination or layer by layer cor used?

4 Answers  

---