Answer Posted / lokanath panda

Dc Remains Constant Voltage So It's Freq Zero ...

how is positive, negative, zero sequence is happen.. how is effect on 3 phase system

1846

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How can you sized or estimate the ligthning arrester current rating?

2185

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What kind of maintenance is conducted for Transformer

2366

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Why we used 690V in ACS 800 drives.Why dont use standard voltage like 415v or 1.1Kv

2501

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Define active and passive network?

1192

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List the time domain specifications.

1115

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while doing high voltage test on 11kv/433 distribution transformer why we only give 28 kv on hv side and 3kv on lv side for power transformers what is the value what factors it depends

2912

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We are designer please help me calculate the size of 11kv cables from step up transformer to M.V panel, total load is 5 mega watt distance 900 feet (used aluminum type cables) please provided formula for calculate the cable with example.

1706

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What is your acheivements

2211

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plz tel me syllabus and exam date 4 jr executive engg (electrical)

2032

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What are the advantage of free wheeling diode in a full wave rectifier?

1181

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i have gear oil pump with single phase motor.some time its motor starts running in reverse direction rather than forward direction...whats the reason behind this issue. 1- either capacitor is week? 2- or winding is week?

1453

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Write down the design procedure of commutaj.

2174

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In our factory so many iron pillors are exists for supporting the shed/Hangar. If do more no of earthings at one piller instead of doing more earth pits in many locations and running earth strip around the hanger, I can save the money. Please suggest this method is acceptable as per Is specifications though the Earth resitance of the farthest piller is with in the limits as per IS specifications.

2174

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Difference between control junction box (cjb) and power junction box(pjb)?

4430

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