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NTPC Electrical Engineering Interview Questions

What is the output of 25 kva 11/.4 kv transformer in kw ? Plz generalized it...

6045

Why can not you store AC power in battery like DC power?

3868

How to calculate the copper in HT motors if KW, RPM & Voltage is given

2039

I know during Surge Impedance Loading maximum power is transferred through a transmission line and also Sending end voltage becomes equal to Receiving end voltage i.e Vs=Vr so my question is if both end voltages are equal then how current travels in such line hence how power is transmitted because flow of current needs Potential difference??

3262

if one potential missing in energy meter , how much % slow the energy meter?

3833

What is the knee point voltage of CT-100/5,15VA,5P20 ?

4743

why do mostly prefer to generate and distribute electricity in 3 phase..not in 4 phase or 5 phase.??

6214

What's the differs between voltage & current & emf.

2509

why the transformer has no starter

6737

what is the significant for using two types of voltage(line voltage & phase voltage)

2144

in a delta-star with neutral grounding on star side what will happen if one star limb  got opened at star point

3384

if single phase is having 220v supply then why three phase is having 440v instead of 660v?

5560

why we generate 11kv power supply in generating station?

2102

Why phase sequence ryb called colours.

2645

according to ohms law ,the voltage increases then current is what happened?

2958

Explain access modifiers in typescript?

1

What is spa in angular?

57

Differentiate between ferrite percentage and ferrite number?

112

Explain the remapping method calls in codeigniter.

25

What is the difference between int and integer in java?

62

what is the use of bean managed and container managed with example?

1108

How do you insert a placeholder in word?

42

which is better php,asp.net,jsp? and why?

835

What is asp.net architecture?

73

What is use of mpm in apache?

83

What are the benefits of transitive depency in maven?

15

What is meant by Laravel - Validation ?

219

What are the unit economics? - Venture Capitalists

577

When was rbi nationalized?

105

What are the output(s) for the following ? #include char *f() {char *s=malloc(8); strcpy(s,"goodbye")} main() { char *f(); printf("%c",*f()='A'); }

170