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Electrical Engineering Interview Questions

I have an enquiry of develop solar power plant, 0.69/11kV, 1500kV/750/750kVA, Dy11y11 Transformer. I want to know what does 1500kV/750/750kVA means? Sorry if this is a noob question.

2892

what is the pre charge circuit,what will be work which function it will be use plz tell me

880

what is integrated ac contact circuit

1068

What are the basic & Majour problems in UPS ?

1124

Why iron core transformers not used in high frequency applications ?

7097

What conditions are required for transformer to operate at low frequencies ?

1056

What conditions are required for transformer to operate at low frequencies ?

1009

What conditions are required for a transformer to operate at low frequencies ?

2386

where is core-type and shell-type construction suitable for transformers ?

1155

Why are the cores of large transformers built up of circular transactions ?

1094

Advantages of short circuit and open circuit tests of a transformer?

23555

Why iron core losses are constant at all loads in a transformer ?

GATE,

9913

what is the difference between Power and Distribution transformers ?

1173

What will happen if power transformer designed for 50 Hz is connected to 500 Hz of the same voltage , and vice versa ?

2867

difference between diode and scr?

3437

Un-Answered Questions { Electrical Engineering }

Difference between earthing & grounding.?

991

What are the factors influence the choice of an electrc drive?

1103

what is the function of choke in the flourcent tube lights and why the colour is in white mostly in flourcent tube lights

1002

I am EEE student i want to improve my core side skills.how cn i approach it?

1500

Help need in transformer !? Hello Friends The parameters of 2300/230 v 50hz t/f is R1=0.286 ohm R`2=0.319 ohm Rc=240 ohm X1=0.73 ohm X`2=0.73 ohm Xm=49.2 ohm Secondary Load impedance ZL=0.387+J0.29 solve the exact equivalent circuit with normal voltage across primery.. I know every thing but i cant find CURRENT I1=? and I`2=? Please help me give solution or only Formula please please...

1183

How many devices can be connected in one zone of FACP

1314

sir please send me previous year questions of jspl of electrical section through which i could prepare myself fpr the test.

1000

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

2086

can any one suggest paper presentation topies for electrical engg?

1048

How to calibrate or test an LT Air Circuit breaker 440 volts, 35 KA, 800 Amps ?

1013

what is integrated ac contact circuit

1068

am commissioning the trafo without connecting the neutral therefore unbalance will occur what is the alternative solution for this?

903

can we synchronize star system generators with delta system transmission line ? and how ?

1846

What is transformation ratio what it describes?

661

Why it need to form a capcitor when it not been in use from three or two year. Plz describe it technically.

991