Answer / vilas

Choke is used for to reduce the low frequency signals that means it bloks that signal

Answer / jaya senthil nathan

choke is used to step up the voltage
starter is to seperate the initial voltage into two for two
ends of the tube light ,....

Why we are designed only 11Kv and 6.6Kv Alternators, not 33Kv Alternators and Power Transmission side we are designed only 220kv, 120kv, 66kv, 33kv, 11kv, and 440volts, not 20kv, 50kv, 100kv.

2 Answers  

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what is the difference between earthed cables and unearthed cables

2 Answers   Bhel,

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what is the contact resistance of Air circuit breaker??

1 Answers  

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could any one explain me what power factor and where it is use ful

3 Answers  

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In 3phase supply Voltage will come around 370v then what will happen?(mean what will effect on electrical equipment like AC,UPS,Motors.)

1 Answers   NTPC,

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To attain a powerfactor more than .95, how much kvr should we use for 100 HP of current

4 Answers   Bhel, Scooters India,

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what is the necessity of under ground cables ??

0 Answers  

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What is Traction? 1KVA Alternator, How much urrent taken?

0 Answers   Bhel,

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What is the Difference Between MCCB & ACB & VCB

4 Answers   ABB,

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Can anybody post questions asked in Engineers India Limited Interview? Thanks in advance.

0 Answers   Engineers India Limited,

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1)why the transformer rating in KVA insted of KW 2)why the secondary of ct is shorted and why the PT secondary is open

3 Answers  

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how to increase senstivity of ct

0 Answers   NPCIL,

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