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NPCIL Electrical Engineering Interview Questions
Questions Answers Views Company eMail

60 watts bulb and resistor home heater is connected in series and 230v is given to the circuit. The heater is giving some amount of heat. If instant of 60 watts bulb replace 100 watts bulb what will be the output of the heater?

2 4906

What is ics,icu,icw of load breaker

5 105622

what is spill current?

4 38156

Can Superposition theorem be applied to AC Circuits?Can Thevenin's Theorem be applied to AC Circuit too?

6 18779

Phase control and integral control are used for?

1776

What is the gain of 1-s/1=s at 1 rad/sec?

3 5959

What will happen to magnitude of voltage of other two phases if one phasw will touch the ground?

3 4877

What are the factors considered for the selection of cable?

6 32927

What will happen if we do not provide earthing to the newtral of a power system ?

2 4797

What is the difference between newtral earthing and body earthing?

3 5651

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

1 7748

what is hourly consumption of coal in therma plant

2 4073

what effect will 10 milliampere current cause to human body

1 3631

how to increase senstivity of ct

1924

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

2 7073

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Un-Answered Questions

How can we calculate "confidence interval" in analytical method validation? Pl. explain with example.

3595


What are the different functions performed in development phase?

568


Is automatic restart possible in jcl? If yes, how?

655


Define the term fan trap?

562


what is scrum how with ex?

1622






can anybody tell me about complicated object you have created

2751


Explain how you can characterize tables in cobol?

636


In Oracle Clinical 4.5.0, can the VIEW_TEMPLATE_ID column in DATA_EXTRACT_VIEWS table contain NULL value?

1919


What is the scope of bean in spring?

148


What are the types of flow actions?

184


Difference of induction motor & servo motor ??

1300


How can you find a list of all t-codes in the sap system?

475


How do you estimate in the three point estimating method?

576


Why is it required to maintain a parent-child relationship among the various attributes? What are the various types of relationships depending on the number of participants?

590


Explain why is it important to be familiar with the laboratory apparatus and their uses?

460