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 Categories >> Engineering >> Electrical Engineering
 
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Question Asked @ Answers Views     Select
i have dry type transformers can you help me that how many tests i can do to know the performence of transformer and also please tell me about the BDV test and Insulation resistance test in oil cooled transformers hyundai   4  3311
what is different between synchronous & asynchronous motors    3  2441
different between circuit breaker & switchgear & relays efs   6  23191
Due to ferranti effect which power increases at the receiving end?active power or reactive power?    5  3464
which one is more costly:single phase induction motor or 3 phase induction motor??give proper reasons..    1  1213
what is the difference b/w circuit breakers and relays?    3  2296
in our all power plant have connected in grid and grid voltage and plant voltage is same, but as per as electrical concept the power will transmit from high potential to low potential but here altough same,then how power transmit from power plant to grid.    0  611
What is Surge Capacitor? Why it is require in Generator Circuit Breaker,inspite of surge arrester?    0  1106
can we run 3 phase induction motor under 2 phase supply    10  11963
How we can design a cable for a 3phase load.    1  998
while buying 30 kva on line ups for 1 phase ouput, we ave to calculate the number of batteries for 2 hours back up? how to calculate the ah rating and number of batteries    1  1439
what is induction motor    2  1834
Bhel supervision exam question: If 2 generators are working in a network. And if suddenly the field of anyone generator weakens. What will happen in the network? 1. The generator will run as motor 2. The generator will run as motor in reverse direction 3. The generator will take lighter load 4. The generator will take more load bhel   9  5131
why fuse is not applicable for nutral and what will happen when it applied.    4  2663
what is second harmonic, how is effect transformer ?. dewa   2  3892
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Un-Answered Questions
 
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what is the step by step formula for calculating bus bar phase and neutral size of a panel board.suppose the incomer of panel board is 100A..???step by step answer please 1081
What is the difference between indoor and outdoor transformer 226
what happens in the short circuited secondary transformer,if the resistance of the short circuit is increased gradually? 629
Why i receive the GCU fault in my DG Sychronization panel . what all the factors considered for this fault . 416
State the formula for overall efficiency of thermal power station 1413
hi frnds can any one help me ? plz send me placement paper of IOCL of Electrical streem .... plz send ....its urgent.... 221
What is lifting power for 1 wb/m2 and 1 A magnet? 528
What is the capacity of the Fastners 12mm? 594
sometime battery charged and then automatically charged when rectifier ON conition, is there any chances please clarify the same. 254
describe the Operation of induction generators from bus bars 542
As we use capacitor bank in 3ph ckt to improve PF, can we use capacitor in single ph domestric use, in house we have Fan,Mixer,electric cooker,iron,tube choke they also lag the system,because it is inductive load. if it is possible to improve PF of single ph system-- if yes- type of capacitor to be used,connection diagram, working in detail. if no-- list it. 187
What is the Difference between Ac Drives and Dc Drives? According to application, speed, Torque, cost, Reliability, Construction, Motor etc... Thankyou !!! 481
how to combine two linear transformers............... 279
for 24000kv transformer what is the value earthing resistence? 130
700KW 6.6KV slip ring induction motor to use VFD to control the speed 1419
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