how to varied the frequency in transmission line and how i kept it as a constant one?

2 Answers   L&T,

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what is RTD? what is THERMOCOUPLE? What is difference between it?

2 Answers   Bhel,

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why Batteries & Battery chargers are used in substation? what is the different between UPS & battery charger?

4 Answers   DLF,

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1kva=how many kw & amps

4 Answers   Jakson,

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can mini-curcuit supply MIL-tested transformer !

0 Answers  

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Explain the different methods used in the choice of rotor slots for reduction of harmonic torques in an induction motor.

0 Answers  

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how does an centrifugal and screw type chiller will work. which chiller efficiency is high and why.

0 Answers   Hyundai,

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why we use post insulators in no ofstacks at substation for supporting equipment ? why we not use single post insulator

3 Answers  

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EHV current carrying parts need to have smooth finish,then how can a 245kv GIS with emery finish can run so long?

0 Answers  

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What is ignitor and why it is use in Hpmv lamp ?

2 Answers  

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Why in India distribution transformer are connected in Dyn11 when we know capacity of v-v connection can be increased by adding only a single transformer?

1 Answers   CSPL,

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What is the use of IGBT in UPS & its working??????????

5 Answers   Reliance,

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