What will Happened if the polarity of CT is changed?

Answer Posted / burning fuel

Polarity of CT changes after every half cycle (ac). Nothing
will happen only the direction of the flux rotating in the
iron core will change.

Is This Answer Correct ?    3 Yes 8 No



Post New Answer       View All Answers


Please Help Members By Posting Answers For Below Questions

How to work E.L.C.B and how to connect in circuit.

1530


what is the reason for indication of light in the earth lamps of main switchboard.if there is an earth why does one lamp get dim and the other two bright.

1881


how you will decide the distance between the power transformer and its fencing

1463


234 MVA Generator 3 phase Short circuit current Values required? Gen set Rating-234 MVA, Gen Voltage-18kv, PF;0.8, Xdv:23.5 %, Transformer Rating-18/380KV, 680MVA,Yndd1 two winding, Step up TR, ZT:35.50 %,X/R 4.33 Gen CB Position, CB open ,Disconnected open, Generator Running Voltage 18 Kv, Bi mistakes generator side earth switch Closed during that time short circuit current level in 3 Phase required, and how to test on site 234MVA Generator Short circuit current,

1586


What is the slip speed?

668






What happens to voltage when current is zero?

777


what is feed back and what are feed back amplifiers?

648


(1)Can earth and be conected together (2) what is the diferent between earth & neutral

1307


What are the three constants associated with a steady state error?

727


Briefly define and explain the following different types of Pulse Amplitude Modulation (PAM) with some examples. i) 2-PAM ii) 4-PAM iii) 8-PAM iv) 16-PAM v) Quadrature Amplitude Modulation (QAM)

1650


What is the effect of pi controller on the system performance?

620


A 100W electric lamp is supplied from a 115V, 60HZ source. The peak instantaneous power dissipated in the lamp filament is

1873


What is power factor why we should maintain the power factor unless what will happen

1263


What is Instantaneous Earth fault relay,how will work

1690


Why 3 phase induction motor getting supply in body if one of it's phase is cut

1276