Answer / abdul

Capacitor is not necessary. it is for improving power
factor.

Answer / mk

it is not a nesasary to use a capacitor for starting of
tubelight because its work as simplest automatic no/nc
switch if use a simplest switch insteade of capacitor a
tubelight also started but there process is manually.

Is an SCR semi controlled device?

4 Answers   IOCL,

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WHAT IS DIFFERENCE BETWEEN idmt and instentanous relay? is idmt is used as back up protection or else?or when instantenous relay saturates IDMT will operate???

1 Answers   BK, REL,

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what is H.T?specify the range?

6 Answers  

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WHAT ARE THE DISADTAGES OF SINGLE-WIRE-EARTH-RETURN SYSTEM USED FOR RURAL ELECTRIFICATION?

0 Answers  

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in india why the generating voltage is like 11kv,22kv etc

1 Answers   Alstom, Ford,

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what happens if dc supply is given and the remedies for it.

0 Answers  

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What is the effect on power factor, shown by a trivector meter; incase of reverse phase sequence. If the power factor of a system is lag what meter will show in case of reverse phase sequence connected to the meter. and What in case of lead.

0 Answers   TATA,

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why some transmission lines have 7 wires n why some have 3 n 4??

3 Answers  

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how will calculate the safe starting current of 3-phase squirrel cage induction motor?

0 Answers  

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what is reactive power and active power

4 Answers  

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What is the function of NGR for the parallel operation of alternator? whats happen when different rating of alternator are running with parallel?

0 Answers   Welspun,

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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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