What is the permissible value of earth resistance!
- 11 Answers
- 33945 Views
- Torrent Power, I also Faced
- E-Mail Answers
Answer Posted / preethi
may be earth resistance value is considered as ideally zero.but it is mostly less than 1 ohm.
| Is This Answer Correct ? | 12 Yes | 5 No |
Post New Answer View All Answers
What is the use of oil in transformers?
State ohm’s law?
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 mean by spike arrester(Voltage Operated)
Why we cant store an ac power. If we coo store in which device we can?
What the difference between three phase contactor (coil 110vac) & three phase SSR (control voltage 110Vac)? May I use contactor in place of SSR?
100 MVA 3-phase alternator with earthed neutral has a reactance of 5 ohms per phase. what will be the fault MVA of generator.
Would you recommend to replace all oil filled cables with xlpe cable for hv transmission with the current technolgy for xlpe cable?
Which of the following alternatives will be cheaper (1) A 100 h.p AC, 3-phase motor (2) Four motors of 25 h.p each (3) Five motors of 20 h.p each (4) 10 motors of 10 h.p each explain
How can we calculate ac current from the given DC current when AC voltage is given?
WHY BLADE & JOW OF ISOLETOR IN SUBSTATION?
Explain what cmos is and its benefits?
why any centrifugal blower draw more current in starting. consider id fan and fd fan?
what is the main parts of transformer? how it is functioning? pls giv the ans briefly.
What is your acheivements
