Answer Posted / interview023

There will be some problem in connection of rccb because rccb is trip when you got shock from any apperatus

if any house we instaled a 1.5 ton ac and its phase cable of wiring is installed but netrual cable of wiring not instaed. my question is that is neutual of house(for other wiring is capable for ac load or a sepeart neutrual wiring required

2422

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In a tap changing transformer where is the tap connected, is it connected in the primary side or secondary side?

1077

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What we mean by vintage of an engine+Generator?

2078

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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

2843

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when ac current flows thru d coil of a contactr,it energizes,magnetic field attracts d contact of the coil...nw wont dt ac current in d contct induce current back on to d coil thru mutual inductance leading to high currnt in d coil

1662

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what is the function of impulse relay

2462

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the problem faced on star or delta winding connection??

1869

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What is effect on in zone and out zone fault if CT chosen for phase side is Vk/2<5mA and Neutral side is Vk/2<15mA on REF protection of Transformer

2308

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what is the calculation involved to design the heater to heat 10KL of water in temperature control unit?

1869

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What is the different between conventional MCC and intelligent MCC? Common controller or controller for each bucket

1006

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Explain the operation of variable frequency transformer?

1076

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A cylindrical wire is compressed in length by 10%. The percentage decrease in the resistance will be?????

2215

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can we use CBCT in neutral of solidly grounded transformer? in place of three phases we can pass only one phase which decreases the size of CBCT?

2236

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what r the safety measures in UPS ? explain all?

2170

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why does a dc machine has high efficiency while working as a generator than as a motor ..

1940

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