starting torque is increased and current is decreased by using external resistance in a slip ring induction motor. How??

3 Answers  

---

Why inverter rating in KVA?

3 Answers  

---

explain how to protect high rise building from the risk of lighting.

1 Answers  

---

Can you explain about Restricited earth fault protection scheme

0 Answers   NCC,

---

Why in DC drive u r using in Klin operation in Cement Plant?

7 Answers  

---

why scott connection is done why not two phases are directly picked at the output of 3 phase transformer??

1 Answers  

---

( Re: WHAT SHOULD BE THE RATING OF MCCB FOR 415V,3Ph,50KVAR CAPACITOR BANK Answer # 1 The capacitor current would be kvar x 1000 / (415 x sqrt3). This would be 70a approx. The MCCB selected should have *atleast 1.4 times this current i.e. 1.4 x 70= 98. So you should choose at least 100 A mccb.) regarding to this answer,i would like to know why the current have to times 1.4 to get the right amphere for the mccb.hows the formula to get the 1.4??tq

2 Answers  

---

how to reduce humming noise in transformer?

3 Answers  

---

Why SF6,VCB,Oil Ckt Breakers are use in HT Side need brief information ?

5 Answers   Shell,

---

What is double throw isolator and single throw Isolator.

1 Answers   KSEB, L&T, Siemens,

---

How we can calculate the Amps for the cable Ex:- For 1sqmm wire how many amps we can draw (calculation)

0 Answers   TATA,

---

Why a Transformer Noise during its running condition ??

11 Answers   NTPC, UPPCL,

---