Answer / naveen gupta

The illumination of Tube is due to flow of electrons between its terminals, so as soon as you switch off supply electrons at one terminal needs a little time to be back to their original energy state. Thats why it glows for some time

If two Transformers are connected in parallel having impedance of 50KA in both transformers will the impedance increase or decrease after connecting transformers in parallel?

0 Answers   Posco,

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Why we need to carry out knee point voltage test of current transformer ?

1 Answers   Power Grid,

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what should be the no load current for 3 phase ac motors ranging from 5 kw to 1000kw?

0 Answers  

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why CERAMIC material is used in insulators??

1 Answers  

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my question is that....few days ago i had installed a three phase motor starter for an electric saw.the motor will run and make the hydraulic pressure which will be goes to pressure cylender by up and down lever.two number of limitswitches are also installed on cylinder for safety of motor.now when the arm of cylinder reaches to the upper or lower limit it will cut the motor's line.and motor will be stop.now wana know that what will i do that motor runs continue after the limitswitch cut it down but it shold not be made any pressure.pls answer me in brief.

3 Answers  

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What is the PIU.

1 Answers   Jindal,

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WHY SECONDARY OF CT SHOULD NEVER BE KEPT OPEN CIRCUITED?

7 Answers  

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what are the types of sus station ?

13 Answers   NTPC,

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why use in & out Diesel line in dg set.

1 Answers   NHPC,

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How can we find out LT UG cable fault (size,from-4*25mm sqr to 4*300mm sqr)? How mani types UG cable faults?

0 Answers  

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Basic laws governing motor and generator

2 Answers  

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why inductance is not present in a incandescnt lamp?

2 Answers  

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