Answer Posted / giridhar
it is between 25-30ohms when soil is dry.when the soil is
wet it falls to below 4.
| Is This Answer Correct ? | 4 Yes | 7 No |
Post New Answer View All Answers
I have experienced electrical maintenance HT ,but I completed be ECE ....can I apply c license or not ???? Pls help me friend s...
WHAT IS SITTING AMPS IN OVER-LOAD RELAY FOR 1PH OR 3PH MOTORS?IF ITS NAME PLATE GIVEN MAX AMPS 10AMPS?
how can we calculate the ampacity of the electrical wire/cable. and what are the factors must be considered. pls. elaborate.
what is relation between ct and pt ratio with multiplication factor of a energy meter? is there any other factor on which multification factor depend?
Name two low frequency oscillators?
how we will deside the high voltage value
How to improve fuel cell in a distribution system?
sir please send me techinical questions for junior engineer posting in bangalore railway i am diploma holder
During Testing of Maintenance Free Earthing, How deep should be the Spikes of Earth Test Meter should be inserted in the soil(one spike is 15 Meter & Other spike is 30 Mtrs away from the Main Earth Electrode. Because, recently, we observed that when spike is inserted 3-4 Inch in the earth- results are better, If spike is inserted 1 feet deep than results are increasing.
How to configure the drives in PLC, through Profibus commnication. And to how to address it?
in my industry we are using 3 step up transformers for induction heaters..i.e 415/580v and other are 11/440v.in power consumption does a step trnsformer makes any difference compared to step up?? plz explain
If we use 250A MCCB as a incomer in Control panel for a fault level of 50kA for one second ,assuming temperature rise from 85 Deg. to 100 Deg , Then what will be the Aluminium Bus-bar size for 250A MCCB? Explain in detail.
What is the difference between isolators and electrical circuit breakers? What is bus-bar?
what is the reactive power what is the use of it in system
When are the directional relays used?