The transformer which is smallest in size is and how to calculate that? The options are 100 KVA, 50 Hz 100 KVa, 100 Hz 100 KVA, 25 Hz 50KVA, 25 HZ

4 Answers   Ranbaxy, Zee Laboratories,

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what is use of reactive power in ac ckt.

2 Answers  

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AC current is flowing in a wire in your home how can you measure it(name of the instrument)

24 Answers   NTPC, TCS,

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In a poly phase circuit if clamp on meter shows same load on three phases and their sum on neutral then why we use three and a half core cable or maximum the same size of core as that of phase?

1 Answers  

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why we grounding the neutral of a transformer?

3 Answers   GAS,

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why transformer core is eathed?

7 Answers   ECE,

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) why transformer cannot rotate though the principle behind induction motor is similar to a transformer

3 Answers  

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why is that a 4*4mm cable,is always powdered internally

3 Answers   Construction, L&T,

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How to increase home power factor? Can we connect capacitor directly? How to select capacity of capacitor?

5 Answers  

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What is the rating of circuit breaker needed for 300 KVA load in 33 KV supply line in a transformer of 33 KV / 415 Volt ?

0 Answers   Hira Group,

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why we use star connection in HT motor? and delta connection in LT motor

2 Answers   npcc,

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In three pin plug 6 amp. 220V ac rating. Why earth pin diameter is higher than other two pin? What its purpose ?

0 Answers  

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