what happen to a dc series motor if it given as ac supply accidentaly

2 Answers   ONGC,

---

why v use only sodium bulb or orange color lights on streets, y nt CLF OR TUBE LIGHTS

3 Answers  

---

One 200 V, 100 W bulb is connected in series with primary of a 200 V, 10 kVA transformer. If its secondary is kept open circuited, then the bulb would have (1) Full brightness (2) Poor brightness (3) A little less than full brightness (4) More than full brightness...explain

2 Answers  

---

How can we convert the motor to generator and also generator to motor

2 Answers   Aesco,

---

Proviiding the Dedicated N earth and individual Body Earths ,Finally these all looped /Now my Question :- will it not harm in case of Transformer Fault current flows in Dediacted N Earthing to Looped Body Earthing.

0 Answers  

---

---

How to Select transformer for 100HP motor plz... With calculation

2 Answers   Rasandik,

---

whats the existence of reactive power and when it arises?

0 Answers   IIT,

---

what are the C&D CHECK OF DG set

1 Answers   HCL,

---

The 3 phase Delta connection RB=440V, BY=350V,.......* is Line to Line voltage RY= ? And Formula....?

0 Answers  

---

what is the relation b/w KW and KWH? plz explain with example.

6 Answers   FAG,

---

Why is the air gap between the pole pieces and the armature kept very small?

0 Answers  

---

why induction generators are used in wind mills.why cant synchronous generators b used??

2 Answers  

---