Answer / ast kumar sahoo

squarrel cage induction motor the bars are skew and connected to the end ring .skewing done to avoid locking tendency between the stator and rotor teeth hennce offer a good starting torque and avoid harmonics

Why Magnetic Core Balance test is performed only on Star side of Transformer and not on Delta Side of Transformer (Vector Group Dyn11)?

1 Answers  

---

Q-1 what are the structural and operational difference between a distribution and a power transformer? Q-2 what is skew in motors? Q-3 draw equivalent circuit of transformer Q-4 explain with phasors how pf is improved with loading in induction motors Q-5 DIFFERENT METHODS OF CABLE LAYING(interviewer asked if i heard new chemical based earthing system next) Q-6 pi model of medium length trans line Q-7 v/f control?why Q-8 vacuum circuit breaker operates in?

1 Answers   Vijai Electricals,

---

Do you know how to maintain a generator, if so what are those maintenances?

4 Answers  

---

what is diffrence b/w -48vdc and +48vdc ?

1 Answers  

---

hi!!! i have a question that how the thermal test in winding temprature test is taken can anyone explain me in detail??? i will b very thankful!!!!

1 Answers  

---

---

What is the automatic voltage regulator with servomotor?

0 Answers   Simbhaoli Sugars,

---

sir my exam is on 19/6/2013 under electrical branch pls send me sample aptitude questions as well as sample technical questions for jindal steel and power company

0 Answers   Jindal,

---

why we use capacitor in lighting fixer

2 Answers  

---

how can i design a APFCR panel? please explain with example..

1 Answers   Milestone, Reliance Jio,

---

what is interpose? where it is used and why it is used?

0 Answers  

---

why the crow do not feel the current in overhead line when it sits on the wire??????

6 Answers  

---

What is basic impulse insulation level? And how it is calculated for sub- station?

2 Answers  

---