A ceiling fan moves Counter clockwise & a pedestal fan clockwise.....y the difference????

5 Answers   Alstom, NTPC,

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how we can calculate the efficiency of a diesel generator ?

0 Answers  

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Capacitor bank require for 1000amp load

2 Answers   Biodeal, Pharmaceutical,

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what is the formula for hv test for cable and circuit breaker..????

0 Answers  

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What is the role of power pack in substation protection system?

0 Answers   Facor,

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how did i get the competency certificate as electricle supervisor. iam completed my b.tech.but i dnt have any experince, this certificate is required for applyng ongc mangement trainees. what should i do sir please suggested me

0 Answers   ONGC,

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why we use star and delta connection?why we donot give the supply directly?

12 Answers   Hitech, Siemens, Tata Steel Limited,

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why neutral grounding transformer is used for generator and why it is not used for transformers?

2 Answers   UPCL,

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What is meant by SPS Aluminium pipe in substations? Anyone knows whats this?

1 Answers   Amec,

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lead acid battery electrolity?

2 Answers  

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i am going to correct power factor of 1600kw induction motor,when i calculate capacitance of capacitor it is three time more in star connection than delta. if motor is star connected which connection i shall adopt for capacitors and reason for adopt this connection

0 Answers  

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whats happen if we disconnect the NGR of alternator in running condition?. Generally we observed that transformer netrul is directly grounded but alternator connected with NGR, then ground?

1 Answers  

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