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NPCIL Interview Questions
Questions Answers Views Company eMail

What is the difference between newtral earthing and body earthing?

3 5594

what does a retarder actually when applied in an automobile??

1 3140

why voltage coil in wattmeter called as pressure coil why the pressure term is used in wattmeter?

1 7705

what is the working principle of a vibration meter?

4818

Why ss Steel is not using in RCC concrete.

3 8726

What is Heavy Concrete & Normal Concrete

2202

what is hourly consumption of coal in therma plant

2 4026

what effect will 10 milliampere current cause to human body

1 3599

how to increase senstivity of ct

1901

to transmit 30kw of power at 30 km what is voltage required

2 7026

extremely urgent please, why a fuse is used before voltmeter but not with a ammeter connected to a CT(current transformer),thanks in anticipation.

4 8470

for a 400kv t/m line with 10 ampere current will corona occur?

1674

why current transformer secondary is short circuited an what will happen if connect very high resistance acrossthe secondary side of current transformer?

1 2953

which type of packing gives large interfacial area stacked or random?

2 5451

which transfofrmer oil break down voltage strength get will be more if oil sample taken from bottom of tank or oil sample taken from top of the transfomer tank.

2 4382

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1603


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94