Answer / ajayk

sound is a sort of pressure
waves of amplitude n
frequency and a non electrical
quantity.so by using fibre
optic interferrometric method
and a cro u can do so( phase
difference).one can also use
piezoelectric transducer.

Sir we are using 250 kva DG its Diesel consumption 25 lits / hrs maximum load 160 kva now how to calculate units/ litres

1 Answers  

---

Transmission line design. Say, I have a 1MVA generator and 2 transformers that will have the same load. What would be the proper rating of the trasformers? Is it safe to say, that I will simply divide the total rating of the generator?

1 Answers  

---

does frequency affects the load? if yes elaborate it.

1 Answers  

---

how can we minimize the off load losses of a distribution transformer which is required to be energized 24x7 ?? capacity of the T/F is 1250 KVA and off load losses are around 2.0 KW.. can we use capacitor bank at the secondary of such a T/F to overcome off load losses? please elaborate briefly...thanks

2 Answers  

---

how oltc works in rectiformers of higher rating (27 mva,200v dc,120kamps) please provide me full information with diaggram.

0 Answers  

---

---

what is the operating principle of contactor(power).along with disection?

3 Answers   NASA, Tech Mahindra,

---

What is the importance of counter based plan & how is it scheduled?

0 Answers   TATA,

---

with 3 phase board on a 63 amp rcd is it ok to have 6 electrical showers 2 on each phase and what problems could happen

0 Answers  

---

please tell me, how i clear the objective test? when i studied form the one book after i solved the objective ,that time i solved that qes. but if i tried solve objective form the other book then i could not solved these que.

0 Answers  

---

sir, in a industry present pf is 0.54 pf 25hp power is there its want improve 0.9 pf. which suitable capacity capacitor is suitable please inform me.

2 Answers  

---

how i calculate the size in mm of the LT 4 core cable for 100 HP inductive motor pump

1 Answers  

---

With a phasor diagram show the effect of increasing the field current of a generator supplying a constant real power and connected to a grid system.

0 Answers   VECL,

---