Interested to Buy Any Domain ? << Click Here >> for more details...
Answer Posted / deepak
By earth resistance tester that consist of 2 electrodes
along with its leads.Connect one lead from earthpit to
tester & burry 2 electrodes in earth & connect there
respective lead with tester & then check the earth R. It
should be from 0 to 1 Ohm.
| Is This Answer Correct ? | 12 Yes | 3 No |
Post New Answer View All Answers
how to decide choke rating for drive?
following are the questions asked in interviews: 1) Considering the short circuit fault, which switchgear is preferable, SFU OR MCCB? Which operates faster? whicg one is popular in Indian Market and why? 2)Define SCPD. What is type2 coodination? 3)Why the contactor rating is higher for the fuseless selection than for fuse selection? whether the ratinf of SFU or MCCB remains the same in both the cases? 4)If the HP rating is known then can you calculate the ratings of L.V Switchgear(SFU/MCCB, contactor, OLR) without using the selection chart?
Advantages of using generator circuit breaker (GCB) scheme in a power station ?
Differnce between negative Pahse SequenceFunction and unbalance Function?
Is better to supply the voltage for static exciter from the auxiliary power source or from the SG terminals? And why?
what is a pulse transformer? how rise time of pulse changes when ever the voltage changes?
How to calculate total harmonic distortion level(THD) in VFD? and how can we reduce harmonics?
sir i completed apprentice in TNEB.apprentice is eligible for 'c' licence
Explain the laying procedure and laying depth of submarine/subsea power cable for 220/400KV system? Also available cable diameter?
In which working principal temperature transmitter work.explain in detailed.
what are inductive and capacitive voltage transformers.what are their applications
what is the difference between Central Battery System and UPS in applications and uses? and why UPS suitable for Computers and central battery for emergency lighting?
What is meaning of out of phase (making & breaking) capacity And how to calculate
how to identify vector group of three phase transformer by voltage method?
what maximum range of star & delta in hp or kw ?
