transformer is working or not with supply of DC?

Question Posted / madhuvimal88

2 Answers
4298 Views
I also Faced
E-Mail Answers

Answers were Sorted based on User's Feedback

transformer is working or not with supply of DC?..

Answer / prabhakar sankle

Transformer functioning only with a.c supply.Because there is need mutual induction in coil and core.It couldn't happen with DC supply.

Is This Answer Correct ?

10 Yes

3 No

transformer is working or not with supply of DC?..

Answer / pavan sharma

If dc supply is given to xmer then pri wdg has no recatance so impadance is low due to low resistance so dc supply burn primary

Is This Answer Correct ?

6 Yes

0 No

Post New Answer

More Electrical Engineering Interview Questions

during parallel operation of two ac generator which condition must match before taking both parallel i.e speed /voltage rating /kva/exciation

2 Answers

it is difficult to interrupt a capacitive current because (a)it has a leading power factor (b)current magnitude is very small (c)the restriking voltage can be high (d)stored energy in the capacitor is high

2 Answers DGVCL Dakshin Gujarat Vij Company, MGVCL, UGVCL Uttar Gujarat Vij Company Ltd,

can any one suggest me the tilt angle of my solar pannel ?? or tell me how can i know the fix tilt angle of my solar pannel?? my cordinates are 31.503629,72.993164.

0 Answers

what is difference between ac1 and ac3 contactor and why it is needed to be selected?

1 Answers

what is the difference between the 94 lockout relay and 86 lock out relay. I have noticed that the 94 lockout relay is activated when the distance realy is activated and 86 is activated when the 87T differential is activated. but why can't the same lockouts be used for both the protection schemes

10 Answers ABB,

HOw can we calculate power factor at HT side.

6 Answers

IF i have switchgear with busbar current rating of 1000Amp 35kA then is it necessary to have outgoing breaker kA rating to be equal to busbar kA rating?

6 Answers L&T,

Is potential difference materials property ..? if yes tnen how.. explain brifly.

0 Answers

How can we convert the motor to generator and also generator to motor

2 Answers Aesco,

List the power rating of any 5 important electrical appliances used in houses.

0 Answers

how to find total current when kva is 30.4 given ? should we use root 3 (1.732) in the formula?

2 Answers

HOW MANY POLES ARE THERE IN 3 SLOTS PER POLE PER PHASE MOTOR

2 Answers

For more Electrical Engineering Interview Questions Click Here