what are the standard values for resistances(Megger testing)
between L&N, L&E and N&E (L=Live,N=Neutral, E=Earth)?
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what type questions asked in hp cl
Define cut-off rate?
In CTs tan delta point should be earthed , what is the reason behind it?
What is meant by analogous system?
What is the maximum and minimum rating of UPS?
What is the difference between circuit breaker and isolator
What is proportional controller?
How to calculate the phase to phase clearness of HT /// LT bus bar?????
in ring main system we use the isolater b/w transfer bus and main bus if we r not use isolatar than wat will be the effect in our sys.
What do you mean by passive circuit elements and why these are called passive?
How many Zones can be in Conventional type fire alarm system & how can we detect the fire in Conv. type FAS?
why only exciting current is shown not primary current in transformer???
Why IR value of the (HT cable Plus synchronous motor) is less while individually having IR values in GΩ?
If oil and air can withstand a high MeV when used as an insulator in a transformer, what are the values of how high for each material?
Dear friends, i would like to know that what is the exact function of 'exciter winding' & 'aux winding' in Alternator?