Why does amplifier gain reduce?

0 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  

---

In the market there is availability of MCCB & ACB (800A), So, Where i can use MCCB & ACB for the same Rating?

1 Answers  

---

anybody can give the voltage value for 1M ohm

2 Answers  

---

State and define ohm’s law?

0 Answers  

---

hello everybody. what does an abnormal stator winding impedance or dc resistance show? thanx

0 Answers   Ansaldo,

---

in what type of applications v can use q meter?

0 Answers  

---

what happens if the phase sequence of parrlel connected sys will changed & phase displacement

1 Answers  

---

following are the questions asked in interviews: 1) Considering the short circuit fault, which switchgear is preferable, SFU OR MCCB? Which operates faster? whicg one is popular in Indian Market and why? 2)Define SCPD. What is type2 coodination? 3)Why the contactor rating is higher for the fuseless selection than for fuse selection? whether the ratinf of SFU or MCCB remains the same in both the cases? 4)If the HP rating is known then can you calculate the ratings of L.V Switchgear(SFU/MCCB, contactor, OLR) without using the selection chart?

0 Answers  

---

how much rating of fuse and MCB should be used for a load consisting of 6KW and 18KW inductive load?

1 Answers  

---

What Factors should we consider while synchronizing two DG Sets?

5 Answers   Cushman Wakefield,

---

How to select circuit breakers rating eg. if i select a circuit breakers of capacity 40 amps DC with operating voltage 28 volts and if i what to use same circuit breakers for 300 Volts DC application what is the current rating of this circuit breakers.

0 Answers  

---