why power not passes in plastic and rubber material

0 Answers   GPG,

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what is the pre charge circuit,what will be work which function it will be use plz tell me

0 Answers  

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What, in the construction of a transformer, controls KVA? For example 600/208/120 V transformer can be 10kVA or 45kVA!!! What do we change in the construction of a Transformer in order to change the rating but not the voltage.

1 Answers  

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Single line diagram for dbb (double bus bar)system.

0 Answers   KSEB, L&T, Siemens,

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In 3 phase induction motor 1hp current rating is 1.5 amps constant ? is correct or not ?

4 Answers   TATA,

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what are the main parts of UPS what is the function of that?

23 Answers   Apollo, HCL, Liebert, Royal Furnishers, Tech Mahindra,

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what is meant by a slip?

10 Answers  

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What is magneto on a gas generator. how it functions. its out put is d.c or a.c. how it can be checked for correct functioning

0 Answers  

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What is sequence network? Discuss all three types of sequence network.

1 Answers  

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Suppose a 3 phase, 2 pole, 440V induction motor is driving a flywheel of 600mm diameter, 150kg mass. By using v-belt and pulley, the speed is increased to 4500 RPM. What will be the effect on motor current?

0 Answers  

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derive the formula of amp hours is calculated for 12v battery.where no. of plates is given

1 Answers  

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How o select the electrical fuse?.What are its characteristics.How to select the material od fuse?

0 Answers   BARC,

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