Answer / shibil

Types of Relays:

1.overcurrent relay
2.Earthfault relay
3.Motor protection Relay
4.Generator protection Relay
5.Bus Bar protection relay
6.Distance relay

How does a transformer contribute towards the widespread popularity of ac system over dc?

0 Answers  

---

what is the function of mccb?

6 Answers  

---

How to maintaine ht motor efficiancy

1 Answers  

---

Explain the operation principle, advantages and disadvantages of the following converters: a) A 12 pulse converter b) A Switch-mode inverter c) A thyristor inverter

0 Answers  

---

there is an alternator 480 k.w, 400v,50hz, 4-wire running on load having leakage alternator body earthed current 38 A. is it within acceptable limit? if yes then give reference if no then how to bring within specified limit

0 Answers  

---

---

how we are measuring the import and export power?

1 Answers  

---

how we calculate the motor rating of pump for water suction ?its any formula for that plz give thank u

3 Answers  

---

How we calculate DC inducation moter Amp? Sir pls give me formula......

0 Answers   Superlite,

---

What is the method to calculate the capacitor bank rating for say 50 KW load and how do we connect each capacitor to busbar??

4 Answers  

---

If the capacity of water Tank is 50000 Liters situated at 20 meters height from ground level,What would be the size of pipe and how much USGPH water will be supplied and what will be the motor or pump rating used for this work?Illustrate by showing formula?

1 Answers  

---

why the rating of transformer in k.v.a

4 Answers  

---

what is the practical definition for voltage

3 Answers  

---