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
size of condotory fron voltage level
how to find the Motor,s insulation Power?
how we control automatic generator i'e with to supply (main supply and local generator) when the main supply was break to supply the local supply automatically to begin supplying power.I now this control circuit is the combination of contactor time delay contactor switch and overload relay .but my question is how we combine those component thank you
upto how many load can v connect to stabilizer which is used for tv
is it necessary to earth the rmu before cutting off the transformer winding?if yes why?
What is the formula for calculating impedance of transformers connected parallel at fault level 50KA?
Hi.. I am a BE GRaduate in E&E. I have 8.5 Experience in Tendering & Estimation field. I have done SAP SD course few years back. But due to some reason i failed to get job in that field and continued my own field. Now I am thinking of changing into SAP seriously. How should i go ahead???
Why do not we prefer non conventional sources of energy to conventional sources?
what is the difference b/w absolute encoder and incremental encoder?
The D.C. spark test is applicable to single conductor cable & assemblies of insulated single conductor cables without insulation shield,metallic sheath or metalic armor?
What is maximum power transfer theorem?
Pls tell me whether we can use EN3A material for shafts of Permanent magnet alternator.What will be the effect of magnetic and nonmagnetic material for shafts on magnetic properties of PM rotor .
During regenerative breaking= A rotating magnetic field is reversed B slip is positive C torque is positive D slip is negative
please anybody help me to find out the BHEL trainee Exam previous year questions papers . if u ve pls. send it to surekhared@gmail.com
how to test reverse power trip?