Answer Posted / kanth

dc is continuous flow of current so it doesnt leave our body
where as in ac current becomes to zero then goes to maximum
value

what is the difference between Central Battery System and UPS in applications and uses? and why UPS suitable for Computers and central battery for emergency lighting?

10311

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What's the difference between non break power supply and non break non short break power supply

1447

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Whats the difference btwn a latch, port,data bus buffer? Do they all not hold data in d flip flops??

2408

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WHY NUTRAL GROUND SYSTEM USED IN 33KV SYSTEM

2212

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LT cable fault chaecking equipment and to find out the distance at what distence it failure . Name and where it is available?

2174

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What is the instrument to check the rotating diode fuse of alternator in running conditions?

2476

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hi if anybody got model questions for cpcl Grade'A' electrical engineer position.send it to my mail please krishkumar22@gmail.com

2014

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why 5kW motor becomes unbalance if its relay trip 1st time and its set value is 7.0 A

2012

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Dear sir, In our plant have Station Transformer having capacity,i want to know, why LV side 40 - 40MVA is given? & how we can get 6.3 KV supply from tertiary(i.e. Open delta connection), Vector Group YNyn0 - yn0 +d MVA Rating 80MVA / 40 - 40MVA + 26.7MVA Voltage rating 420 (Tap range +6,to -10)81.25% /11.5KV - 11.5KV +6.3KV

2171

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Why can't we parallel Voltage transformer secondary circuits?

1639

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If breaker is undefined position, first step to do.

2269

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What is the difference between PS & metering CT (5p20,0.5 etc.)? Why in PS class CT only Vk is given ? Is PS class CT is more accurate than metering CT?

1126

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Why only sinusoidal ac voltages are generated?why not triangular or sawtooth?

2094

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What are the difference between CT/PT operated Meter and RRAMR Meter for HT/LT application?

2608

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Explain about retrofitting of machine tool.

1900

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