how we can to the synchronization in transformer. What are the conditions for that.

1 Answers  

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dc supply given to dc generator winding.how is possible? my knowledge is saying the winding will burn. please reply.

0 Answers  

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what is the function of a circuit breaker ?how does the circuit breaker function during normal operation of an electrical system

2 Answers  

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why abcd parameters are called transmission parameters

0 Answers  

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what is the use of neutral displacement relay

1 Answers   OCL,

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Hi Recently I got one formula that is Impedence of Xformer = Rated KVA/Root 3 * secondry voltage OF Xformer. Is it Right??????

2 Answers  

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In Electrical 'Single Line Diagram' cable nomenclature shows "2 X 1C X 630sq.mm to be provided for one incomer. The question is how many cable to be proved for one Incomer.

0 Answers  

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If a 1.5V,3W torch light bulb is connected in series with a 15HP/11.19KW,230V single phase motor and the combination is connected against a 230V supply and switched on than what will happen keeping all other parameters as it should be A)the bulb will glow normally B)the bulb will not glow C)the bulb will glow with extra brightness D)the bulb will burn out and if a fuse is connected to the above circuit will something happen to the fuse and what about the single phase motor will it be affected? Please explain with derivation

4 Answers  

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What is difference between isolator and circuit breaker?

0 Answers  

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in HT service 3ph 4 wire service Y-phase voltage shows zero . whether it is meter fault? or what be the reason ? if y-ph voltage zero ,can current is recorded? reasons for failure?

0 Answers   apspdcl,

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Could the power factor on electrical system can affect the registration of the kwhr meter or the CT/PT? 

0 Answers  

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If single phase voltage level is 230V than why three phase voltage level is not 660V ?, but it is only 440V.

16 Answers   BSNL, DOS, EFS, HMT, L&T, TCS, ThyssenKrupp,

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