how to checking earth restence with earthtester
what are the standard values for resistances(Megger testing) between L&N, L&E and N&E (L=Live,N=Neutral, E=Earth)?
what is use of governer in diesle engine
what is star delta starter? how it works? give its control and power diagram.
0 Answers Bhel, Point to Point Solution, Star Wire,
Why Neutral Isolation is required?
Can motor act as generator (OR) vice versa? explain how does it do please post the answer technically
What are the common sources of energy?
I want formula to calculate cable size as per load given in length & amp. I searched many sites but didn't right answer. Please reply me asap.
slor cell made?
How many types of electrical earthing are there?
0.5,1,1.5,2.5,4.0.6.0,10,16 square mm electrical wires how much take maximum current in 50htz
hi i wonder will the speed of a 50hz AC motor reduce if i supply it with 25hz?
what is fault level in 66kV system?