Answer / pammi.kumar@ymail.com

Dear all ignitor is a stater help glowing for hpmv lamp when lamp glow and ignitor disconct the lamp then lamp not off. i do practical this point.

Answer / thran

hpmv High pressure mercury vapour lamp... ignitor used for thee chemical reaction that want lot of high voltage pressure after that lamps are glowing! ignitor 3kv volt!..

what is the difference between DOL starter&star-delta starter& automatic star-delta starter

2 Answers   Dalkia, GSK,

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How can we calculate the rating of a cable with formula?

2 Answers   TATA,

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sir what is the minimum IR value of 11 KV alternator?

4 Answers   Kirloskar,

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How does numerical relay work?

1 Answers  

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Can Anyone Answer anyone of these ? Q1) why direct SOLUTION of Load Flow Studies in Not Possile ? Q2)Why majority of Buses in power system are load buses Q3)Why one of the buses in Power system is taken as reference bus (slack or swing) Bus ? Q4)Bus Admittance Matrix is a sparce (means it contains some zero elements ) matrix , give reason

0 Answers  

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How to measure size of cable on a given load

0 Answers   Green India Engineering Solutions,

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what is the role of impedance in transformer?based on secondary f.l.current(139 amps) and impedance(4.07) of 415/415v of 100 kva transformer. what is the primary current?

1 Answers  

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why we use 25 kv in railway .not 11kv, or 33 kv

2 Answers   ISRO,

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how we calculate torque ? how we improve it ?where torque will either motor or generator ?

0 Answers   Reliance,

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what is the difference in inductance and resistance.both oppose the flow of current but how.resistance having + ve power in both cycle while inductance having both power.

5 Answers  

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what is meant by dielectric breakdown ? where we using HV test kit & what purpose?

3 Answers   ITC Infotech,

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why to use freewheeling diode ( diode in revers bias mode) across dc coil

2 Answers  

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