Answer Posted / devender sangwan

due to the presence of third harmonics present in the ac input supply.

What is the use of mc( moving coil) in dc voltmeter and dc ammter and what is the use of ( moving iron)in ac voltmeter nd ac ammeter

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How efficiency of thermal plant can be improved?

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what is the principle of operation of CFL ??

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Please help me regarding my one concern. - During earth pit testing we noticed that the Clean earth pit and dirty earth pit showing continuity (Resistance value - 5ohm) . I want to know that if both earth pit have separate location and there is not internal looping between PIT then why such continuity is showing on it . Because of this issue the field side all earthing point showing short. In PLC panel we are providing two types of earthing cable which is coming from separate earth pit (Clean and Dirty earth pit) because of earth PIT showing short our PLC is not complying spec . please help regarding this issues.

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In a large office how do we calculate required number of light fittings, assuming fittings are 4x18W or 2x36W fluorescent fitting ?

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how generator avr give to the input?

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CPC cable .PVC \1C....I want to get sure that type is flexible indoor or to be install on trench. please advice .thanx :)

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What is the technical difference between On delay timer and a Star delta timer?

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how tto ingress mw in turbine explain.procedure ?

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How to calculate cable size in HT AND LT

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Explain cos(theta) and Sin(theta)

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why 3 phase is converted into 2 phase using electronics circuit why not 2 phases are diresctly putted from the 3 phase transformer??

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1. How many types of mangers? 2.How many types of capacitors? 3.pls tell me normally types alternator problems?

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What is mason's gain formula?

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what are the main applications of transistor in non-linear region?

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