Answer Posted / k.prakashchandra

Server

why do we not use equivalent voltage source in negative sequence equivalent ckt.

2101

---

If we have to feed a housing complex having load 8MVA, than what would be the better option, either we first step down 33kv supply into 11kv & than 430v or we proposed no of 33/.44 kv transformer, also which option is economical?

2273

---

we have a 2.5hp Starite electric motor water pump,the elec motor burned out,we need to replace starting capacitor(old capacitor specs erased),what microfarad rating capacitor do we need? 110-125V

1933

---

What is the unit audit? if our Max demand is something and we found much more unit then how to improve our max demand?

2012

---

Hello Guys !! i want to rrb section engineer electrical(signal) previous model papers? any body help me?

1949

---

what is rocking arrangement in arc heating

2182

---

1. Why is the speed of shunt motor practically constant? 2. Why dc series motor use to start with heavy loads? 3. advantages & disadvantages of separately excited generator over self excited generator?

2594

---

Why we use mho Relay in long transmission line?

1498

---

Name the types of motors used in vacuum cleaners, phonographic appliances, vending machines,refrigerators, rolling mills, lathes, power factor improvement and cranes.

1203

---

how to remover corona effect and hysteresis losses from contactor

2071

---

How can calculate the earthing strip of Copper/GI for rating of 30kV,discharge current 10KA Lightning arrester.

2386

---

What is clock position of Transformer?what are the clock positions are there?and what is different of them?

3203

---

What is the tests required for a 132 kV, 400 kV , 765 kV for a Circuit Breaker and Power Transformer before commissioning ?

1655

---

Why negative feedback is preferred in the control system?

1313

---

I want formula to calculate cable size as per load given in length & amp. I searched many sites but didn't right answer. Please reply me asap.

1510

---