Answer / sheikh

Due to short circuit. Battery may be discharged at once.

How to calulate the NGR resistance ?

1 Answers   L&T,

---

Can anyone explain me the operating principle of the megger tester?( I just know that its diflection relates with the ratio of currents of control & diflecting coil. I need more information as breif as possible)

1 Answers   TCS,

---

As all us know that the capacitor panel is connected to improve the power factor when it is PF is low. whether we can connect the capacitor panel on D.G. side(? If it is yes means why?

1 Answers   Aricent, Essar,

---

I want to calculate how much capacitor we connect to maintain the unity power factor? Is there any formula? Pls give me the answer

0 Answers  

---

Why the pointer of earthing of 3 pin top is made thick and long compared to the phase and neutral pin ?

3 Answers   Sanima Hydro Power,

---

sir what is the minimun earth resistance value of an industial bit and grid bit ? and Why?

1 Answers   Kirloskar,

---

slor cell made?

1 Answers  

---

at what base you will tell the direction of rotation of dc motors and generators?

0 Answers  

---

working principles of cf lamp,incandescentlamp and f lamp?

0 Answers  

---

Is a current transformer step up or step down ?

2 Answers  

---

how we test a 3 phase motor on single phase supply....? HOW WE RUN A 3 PHASE MOTOR ON SNIGLE PHASE. supply for testing..? how we verify of a 3 phase motors 6 wire & name thame a1/a2/a3..b1/b2/b3 and c1/c2/c3 for connecting star delta starter ........i have only 1 phase supply ? help forum..........

1 Answers   Enercon,

---

whta is difference between contactor and breaker.

6 Answers  

---