Answer / karthik raman.b

motor back emf Eb is directionally proportional to speed if it
is 0 then Eb also 0 since input current directly flow to the
armature winding it has very low resistance so there will
winding fault will occur

Answer / siri

as n=0,THAT MEANS AT STARTING,IF THE MOTOR TAKES HIGH
CURRENT THE WINDING MAY BURN

The gauge indicates the number of amps, but what about voltage? How voltage rating (for wire or fuse) determined?

0 Answers  

---

IF DISTANCE IS 100METERS B/W AMP.METER AND CURRENT TRANSFORMER WHAT WILL BE AFFECT IN ACCURACY .METER CAN SHOWING ACCURATE CURRENT OR NOT IF NOT WHAT CAN I DO TO GET 100% ACCURACY.

0 Answers  

---

how to ctrl motor by use of ac or dc drive.plz explain evdintly

0 Answers  

---

would the same effect be achieved by reversing the connection to one winding of the induction motor 3-phase?

0 Answers  

---

what is LOS(line of sight)?

1 Answers  

---

What is Grounding? any difference b\w earthing? if yes plz explan??

3 Answers   ABB,

---

why cu losses called cu losses.

6 Answers  

---

what is the difference between unarmoured & Flexible cable? How to identified?

0 Answers   Priyanka Electricals,

---

what the Microsoft .NET framework is?

0 Answers  

---

int a,b ; a=b=10 ; if(a>b){ printf ("%d",a)}; no error output is a=10

2 Answers   TCS,

---

how to decide cable rating? send me cable size,ampere rating data

2 Answers   Bhel,

---

Explain The Application Of Storage Batteries?

0 Answers   ABB,

---