What is the min and max ohmic value for earthing?
Answer Posted / ahmed
It depends on the system and the resistivity of the
soil .Minimum is less than 1 ,Maximum is 10 ohms .
| Is This Answer Correct ? | 7 Yes | 4 No |
Post New Answer View All Answers
For small size, high frequency coils, the most common core material is- a. )Air b. )Ferrite c.) Powdered ion d.) Steel
What is the disadventage of gland earthing(power cable) if any. ?
Earth has zero potential then what would be the neutral potential ?
What is clock position of Transformer?what are the clock positions are there?and what is different of them?
What is meant by cold loop test in instrument
DEAR SIR,I GOT THE CALL LETTER FROM RRB, SECUNDERABD AS A JE-II SO PLEASE PROVIDE ME SOME MODEL QUESTION AND ANSWER PAPERS AND LAST YEAR QUESTION PAPERS
why only exciting current is shown not primary current in transformer???
How halogen & merquery lamp works.
can anyone tell me can the electromagnetic waves can be reflected back?if so how &by which material it can be reflected back?please tell me so that it can help to my wireless power trasnmission device.
What will happen if we introduce negative feedback to a control system that uses a positive feedback?
What does quality factor depend on in resonance?
in Contactor opearation Why there is a difference in the values of the operate and release voltage in case AC supply
What happen in ups if phase reverse?
What is resolution of a measurement?
What is meant by short-pitched winding?