A resistance, inductance & capacitance are connected in series between points A & B.The voltage drops across the resistance,inductance&capacitance are found to be 40V,70V&100V respectively. What is the total voltage between between points A&B (Vab)? a)210V b)70V c)50V d)230V

6 Answers  

---

Isi standard of lux level required / to be maitained in different working place general & in textaile industry.

1 Answers  

---

The sodium vapor lamp is not glows when it is connected a distance of 5 meters above from gearbox, why ?

0 Answers   Ispat,

---

What is the range of the stator resistance of 3 phase induction motor?

0 Answers  

---

we can run 2phase as 3phase .what will be the differnce with respect to phase angle, power, current between the two modes

0 Answers  

---

---

I am an electrical power engineer and arranged power system for a data center, I installed MCB, ELCB and erthing system TN-C-S. But some times several ELCBs Disconnect circuits at the same time! what may be the reason? (the ELCBs are 25A ,30mA)

9 Answers  

---

which type of motor we are using in local train???

4 Answers   Asia MotorWorks AMW,

---

what is the difference between earthing and grounding of electric circuits

5 Answers   HCL, Turbo,

---

what is the diff. b/w restricted earth fault relay & standby earthfault relay and where they are used?

4 Answers   KSK Energy, Reliance,

---

Explain the function of VFD

10 Answers   Dalkia,

---

We have .ht motor which is 60Hz.we run on 50Hz.so that it's speed reduce but we had one prob.that motor winding temp increase up to 135 deg.we want reduce this temp.what to do?we arrange ext.cooling fan but not much effect.we want reduce this temp. Inhouse without affecting much.cost. also don't want reWINDING OF MOTOR?

3 Answers  

---

Which standard we are following earthing resistance test

0 Answers  

---