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OPS Electrical Engineering Interview Questions

capacitor is load free component but why ampare meter shows the current when the capacitor bank breaker close?

5416

capacitor is load free component but why ampare meter shows current when capacitor bank breaker close?

10850

what is difference between AC VVVF drive & Dc VVVF drive explain their working principle?

36719

why in three phase 440 circuit in all phase current is almost equal L1-35 A,L2-34 A ,L3-31 A but in nutral when i check with clamp meter it shows 25 A?

9279

why for transformer protection we protect tranformer from 3rd hormonics and 5th hormonics and what is the reason of generating these horminics in electrical system?

7059

what is difference between start imitation and start interlock for 3 phase motor protection ?

5804

what is difference between differential protection and distance protection and how we calculate the sloop?

37110

how we can adjust for three phase motor cold stall time ,hot stall time and thermal register set up?

1818

why voltage rating not mention at HPSV or HPMV lamps?

4713

can we use HPSV LAMP in HPMV LAMP fixture ?and viseversa.

9924

Why Transformer Neutral having one earth pit ( more earth electrode resistance) whereas body have many earth pit ( less earth electrode resistance)?

3347

how to calculate restraing current and operating current for differential protection if 20 mva transformer is OLTC 33 kv/11 kv ? and what should be the type and ratio of CT?

3824

how to find 5 kilo meter long under ground 33 kv cable fault location if IR VALUE shows 0.05 M ohm @5000 volt.and cable fault locator shows some time fault distance 3 kilo meter ,3.7 kilo meter and some time 1 kilo meter? now how to find the fault location that where is leakage.

3033

how to find 5 kilo meter long under ground 33 kv cable fault location if IR VALUE shows 0.05 M ohm @5000 volt.and cable fault locator shows some time fault distance 3 kilo meter ,3.7 kilo meter and some time 1 kilo meter? now how to find the fault location that where is leakage. note--it is tested with 5000 kv megger and insulation resistance is 0.05 M ohm. and some time 0.03 M ohm comes.

1155

OPS Electrical Engineering Interview Questions

Is objective c type safe?

1

what is turn over? what is vat? what should ido to become a expert in acount? plese ans me

1123

What is the difference between runtime and compile time?

102

Hai,I have done with my bachelor of commerce and planing to ms,please suggest me how to convince vo for shifting from commerce to computers. Visa on 8 DEC 2014  Npu university

1120

What is __ file __ in python?

70

What are the disadvantages of transgenic animals for neuroscientific studies?

91

Small gear found in the steam turbine.

987

What is the purpose of the facelets tag?

7

Why can we not create directory /user/dataflair/inpdata001 when name node is in safe mode?

7

Am a Sap Fi trainee learning the process, i came across a topic Foreign currency valuation. my doubt is whether foreign currency valuation and foreign currency revaluation is one and the same?

554

1012

Explain the term 'windows'?

79

is a pvt ltd. comp. can give advance against salary to his director.

924

What do you mean by order of precedence and associativity?

114

Tell me what is a watchdog timer?

76