If the characteristic Impedance is equal to load Impedance then…… a) voltage will be increased b) power transmission is zero c) …… d) max. power is transmission to load2 3102
The normal highest generated voltage in India is a) 6.6KV b) 132KV c) 11KV13 12516
ynchronous M/C with under excitation with reactive power absorption , acts as a) synch. Motor b) synch gen c) synchr capacit4 1901
Why size of HT cable is less then LT cable inspite of the fact that voltage is higher in HT cable?
How will I know that how many batteries I should connect to my UPS unit?3 5980
A 25MVA 3300/400V T/F is termed as per winding is …… a) primary 3300V & Secondary 400V b) primary 3300V & low voltage winding 400V c) High voltage winding 3300V & Secondary 400V d) High voltage winding 3300V & low voltage winding 400V4 2655
Buchholz relay is used ………. a) protection T/F b) oil T/F c) Air core T/F8 9078
Resistor switching is used in which type Circuit Breaker ? a) oil filled CB b) Air blast CB c) Gas filled CB11 17871
In EHV tranm. The conductors are …….. a) Cu roads b) Cu bars with Si c) Cu tube with Si plate2 2863
the max. power will be transferred if …… a) sending end vol. is high b) receiving end v is high c)…….. d) corona loss is least2 2652
Moving Iron instruments are applicable with a) DC only b) AC only c) DC & AC14 8567
. The string effcy in AC sys is 80% Then for same power, the string effcy in dc sys is a) less than 80% b) 80% c) more than 80% d) zero1 863
The temperature rise in the sys, which leads to ….. a) Increases stress& length b) increases stress but decreases length c) Decreases stress & increase length d) decrease stress & length1 1623
According to underground cables a) stress b/w sheath & conductor is high b) inrush of core & conductor731
which are the criterias needed to select the kind of neutral earthing(solid earthing,resistance earthing,etc.) at various voltage levels in electrical distribution?
In layman terms, what is the difference of Dielectric strength and dielectric constant when speaking of an insulating oil
what is the difference between oil surge relay and buchholz relay.
PLEASE INFORM ABOUT THE IDEAL TEST RESULTS OF MAGNETIC BALANCE TEST OF TRANSFORMER 33/11 kv DELTA-STAR T/F
How colour picturetube works & how many year it will works.
what is breathing?
What should be setting for alarm,tripping and cooling fan on for power transformer's oil temp. and winding temp. indicator?
do anyone out there know where to find a compleete list on acronyms/abbreviations used in offshore electric engineering. MCB - Micro Circuit Breaker, MCCB-Mouldes Case Circuit Breaker, ELCB-Earth Lekage Circuit Breaker, ELMCB- etc.....
what are the application of over current relay?
what is the difference b/w UHVDC and HVDC(LIGHT)?
why swityard is necessrry requirement in any bis power distributin systems?
what is R Core Transformer. how it differs from normal transformers. dont search in net and post the answer.
my question is how to answer the question "you are from b.tech eee background and why do you want to go for banking
how harmonics generated in induction furnance? how minimise it?
If I have Energy Meter Ratio as 100:5 & Also I have CT Ratio as 50:5 then what will be my multiplying Factor(M.F.)