In a synchronous machine if the field axis is ahead of the
armature field axis then the machine is ?
in three phase circuit neutral failure what happend in homes
why solinoid coil used in tripping rely?and why not other type coil?
What is the difference between Off line UPS and Line interruptible UPS?
how we can save the power ? suppose the electricity board gives 11 kw , but the machine require only 8 kw means how we can save the exese energy
Can anyone explain the power flow in flouresent lamps (tube lights) .What are the functions of Starter & choke used there?
BSNL TTA EXAM QUESTION
what is mean by hvdc transmission technology .what is principle of hvdc transmission and technic of hvddc transmission .
what are the advantages disadvantages of connecting high voltage block( 1:1 transformers) transformers between the turbo generators and busbars.
in an electronic tri vector meter when the current and voltage sequence changes ? what is the effect of phase sequence on recording of meter
what you have to see after one week or month from the day of installation of transformer ?
In constant power region of 3-phase IM torque-speed characteristics, if frequency increases flux A does not alter B decreases C increases D none of above
Where voltage are high and current to be interrupted is low the breaker preferred is:
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