what is the difference between neutral and earth????4 4539
why transformer is rated in kva?2 3905
why substation rating interms of 11 multiples???like 11kv/33kv iis there any special reason???5 7947
our factory is going under construction mean time transformer 1000 kva 2 nos &load break swithch 12 kv & 4 nos 750 kva 2 nos & 380 kva 2 nos generator to be errcted.how to arrange earth pits &how to earth connect & neutral pit how to calculate in earth bit size.1262
what is meant by excitation which supply is used whether ac r dc in the lab applications1 2300
Why Cables are always circular and not square or rectangular?3 5212
How many input terminal of single phase transformer.which is use for rural power distribution.
11 KV Power cable end earth connection insulation got burned wht is the reson pl give the resons2 3976
why the current is denoted by the letter 'i'1 2868
why HT wire making noise?3 4337
diff. between star, delta connection?4 4350
In case of generator when we consume more power produces by it why load on generator increase and starts sound more. and how it is adjusted..979
What is PQA???Applications........
Installation resistance for whole installation of 16 kva & 25 KVA DTRA a) Between each conductor b) between conductor to earth c) installation resistance for each apparatus, each conductor to earth d) earth resistance for the system of earthing
why high speed tripping relay is used in protection circuit why not normal relay
How REF protects transformer alone? explain with diagram.
working principle a.v.r. ?
2. A current i=(10+10 sin t)amperes is passed through MI type ammeter. its reading will be.........
From past few months I am getting lagging pf even though sufficient capacitors used in circuit. Where is the problem pls answer
HOW TO CALCULATE CAPACITOR BANK OR HARMONIC FILTER CALCULATION
A well system is when , no. of bus bar is less or more. Tell me the concept of it.
what happend to DC shunt motor if its field winding insulation becomes slightly weak? will that motor can run on full load or not explain in detail. thanks
I NEED RRB SYLABUS FOR JE ELECTRICAL ,PLEASE SEND TO MY E- MAIL ID firstname.lastname@example.org
What is the reason for using a GE G101 MCB in place of an EP102 MCB if both are capable of AC circuit protection?
How many types of electrical earthing are there?
i applied for the ap transco please forward the freqventley asked QA
how can get electrical c licence.now i am working in spining mill , transformer capacity 2750KVA. SANCTION DEMAND 2250KVA. PLEASE ADVISE ME . MY CONTACT NO 09944226823