What is the diffrence between PS & metering CT (5p20,0.5 etc.)? Why in PS class CT only Vk is given ? Is PS class CT is more accurate than metering CT?

1 Answers  

---

Why transformer use to generator neutral earthing purpose ?

1 Answers  

---

After completing iti in electrician, how can i get certificate of electrical supervisor? What ia requirements. For it?

0 Answers  

---

Explain how you decide what size of electrical wire do you need?

0 Answers  

---

what is meant by class 1 E in electrical power supply?

0 Answers  

---

---

If we want the fan to consume less electricity at low speed, what do we have to do?

1 Answers  

---

Define heating time constant of electric motor.

3 Answers  

---

While testing the 33KV Busbar by using Hipot kit, what should be the test voltage we have to apply?

2 Answers  

---

At light load transformer efficiency is less because A secondary output is low B transformer losses are high C fixed loss is high compared to output D copper loss is small

1 Answers  

---

What is complex power?

1 Answers   DRDO,

---

How single phase & 3 phase motor select rotating direction ie clockwise/anticlockwise

6 Answers   DRJ ARDE,

---

difference between semiconductor & conductor & insulator?

0 Answers  

---