Interested to Buy Any Domain ? << Click Here >> for more details...
Answer Posted / farooq, nafees, hunjra, haral
For residential & small commercial buildings, Earth
resistance(E.R) should below 25 OHms(acceptable).
While, for industrial installations, It should below 1 Ohm
ideally, however, below 5 Ohms are also acceptable.
| Is This Answer Correct ? | 15 Yes | 2 No |
Post New Answer View All Answers
Define end float in a motor?
how to calculate the lightning arrester conductor @ no of earth pits required
any one can explain the stages of a knee point which is taken during ct magnetising curve.
i want to model paper for section engg.
WHAT CAUSED THRESHOLD VOLTAGE TO EXIST?
explain supply side and demand side energy management with advantages & disadvantages
Can Anyone Answer anyone of these ? Q1) why direct SOLUTION of Load Flow Studies in Not Possile ? Q2)Why majority of Buses in power system are load buses Q3)Why one of the buses in Power system is taken as reference bus (slack or swing) Bus ? Q4)Bus Admittance Matrix is a sparce (means it contains some zero elements ) matrix , give reason
I have 2 KW electric water heater.I am gonna use it in controlling water temp.so I needed to increase or decrease the heating capacity.is there any electrical-electronic circuit for varying the resistance & so current?
Which cable is use for rtcc control panel
What is the permissible maximum flux density in transformer core?
working of diesel generator ?
Q) Write VBscript code along with QTPscript code in QTP tool for below scenario 1. Launch yahoo site(i know) 2. Do loogin(i know) 3.Click inbox link(i know) 4.Go to every page of mail box and count no.of read mails and no.of unread mails(i know) 5.Store page numbers, read mail count and unread mail count in a new excel file sheet 6.Create 10 types of graphs on that data 7.Do logout and close site(i know) 8.Save new excel files with graph
when 20hp 3 phase motor start no load condition in star or delta connection.find current and write formula.(tariq)
List the characteristics of filter?
What are Contactors? How they works and what its highest rating?
