Answer Posted / vksumanth
total 3 laws 1.faradays laws of electro magnetic induction
2.for direction of rotation fleming left hand rule
3.lenz's law for rotation
| Is This Answer Correct ? | 14 Yes | 0 No |
Post New Answer View All Answers
What is an iron loss or core loss pi?
What is ideal IR values for ground and neutral.
how we will deside the high voltage value
A commercial Building is designed with 14th floor levels with indoor substation of three phase transformer with rated capacity of 1000 Kva.The transformer delivered 65% of its rated capacity at 0.67 power factor lagging.Because of low power factor, the power customer was penalized and certain cost was charged accordingly based on every point percentage lower than 85%.This situation may repeatedly happen on the succeding energy bills of power customer.The power customer is desired to improve its historical power factor of 0.67 lagging and no further penalty be impose by the local power company on the next bill. Q: Identify the appropriate solution you want to offer to Client?.Justify SCIENTIFICALLY and MATHEMATICALLY the principles behind the solution.
what is V.L.F. testing of power cable? do you know the voltage ratings, like for what rating and size of cable what rating of V.L.F. testing is used?
how to caculate cable size for diff types of loads? if anyone know the calculating procedure please tell me
Why earthing is necessary for any equipment?
Usually in the L & T make MCC feeders' power circuit,we have BMR after the MAIN CONTACTOR.,can we interchange their position, keeping the control logic same???
How much earthing frequency is capable?
why is the conservator tank painted white on the transformer
how to calculate the formula of cable size if motor kw is given
which type of cabel
Actually I have a doubt on neutral and earth.we use Ac power without taking neutral by connecting to earth,but at that time does it affects on efficiency of any electrical components or no? If yes how?
what are the difference between AC lamp and DC lamp
Which device is used for the source of emission of electrons in a crt?