Answer / manoj kumar sahoo

Three motors works for create the hydrolic pressure which
is help to speed control of Train .

How can we calculate the rating of capacitor bank to be connected for a particular load(ex.100kw)to improve the power factor from 0.8 to 0.9?

4 Answers   Voltas,

---

Is LV shorted in magnettic balance test?If yes why?

2 Answers   Hindalco,

---

can i use ups power as a raw power for another ups

0 Answers  

---

can we use the 110 v primary Tr 240 v secondary step up Transformer as reverse 240 pri 110 sec

3 Answers   Hyundai,

---

What is difference between slip rings and carbon burushes?

2 Answers   Hyundai, IVRCL,

---

What is the d/f between DOL & star delta starter & automatic star delta starter?

23 Answers   ACC, Dalkia, Engineering, Indeco, NINL, Novotel, RMH Control Systems, Wipro,

---

We have 90mX100m hangar with 16 no.of supporting pillar. It is required to provide power supply on all pillars. what is suggested earthing scheme for hangars.

0 Answers   HAL,

---

What transistor level design tools are you proficient with? What types of designs were they used on?

1 Answers   Intel, Jindal,

---

how many types erthig

6 Answers  

---

what is the working of air drayar

1 Answers  

---

What is meant by Guard relay ?

2 Answers  

---

Why reactive power is needed in a power system? How is it being absorbed or delivered by alternators? For reactive power control we are changing excitation but reactive power absorbing or delivering related to stator. How these two are interlinked? i want a detailed explanation with necessary expressions and figures?

0 Answers   Power Plant,

---