Answer / iftikhar

we use star delta starter because in starting motor taking
a larg current therefor first we connect the motor in
star,because in star the phase vtg is reduced ,therefore
the starting current is also reduced

Answer / krish

in order to simplify the cumbersome circuits..... when ever
we need.

why power dissipation is due to low frequency?

1 Answers  

---

Bhel supervision exam question: If 2 generators are working in a network. And if suddenly the field of anyone generator weakens. What will happen in the network? 1. The generator will run as motor 2. The generator will run as motor in reverse direction 3. The generator will take lighter load 4. The generator will take more load

9 Answers   Bhel,

---

it is possible to rotate the DG engine dc starter with wrong polarity connections? why?

0 Answers  

---

If you don’t have coal, salt and copper, then how would you earth your connection temporarily at a camp site.?

2 Answers   Focus,

---

What is the full name of one of choke less lamp BLL

2 Answers  

---

what is the formulae for calculating the cable size for a given voltage and current.

4 Answers   Bharat Forge,

---

WHAT MEANT BY SEVICE FOCTOR?

2 Answers  

---

why CT out put is 5 what ever the primary current.

2 Answers  

---

what is effect of brush shift in machine?

1 Answers  

---

What are the reasons for AVR failure in LT DGsets ?

2 Answers  

---

what is the purpose of using battery in dg sets, please specify in details.

2 Answers   Balco,

---

how to select correct size of power cable for inverter duty motor

0 Answers  

---