sir, I am from EEE branch.On feb 17 iam going to write an Exam for hindustan petrolium corporation Ltd.So plz send me the written exam pattern/Q's/interview questions.please mail to eee_dharmendra@yahoo.com

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What does quality factor depend on in resonance?

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what is the meaning of harmonic in AC waves and when which are prduce and what is the effects on line and give any other information about harmonics

1 Answers  

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What is the range of the stator resistance of 3 phase induction motor?

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How phase displacement change in the over current relay coils.

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if we install two earth pits with a clear space of 5m without any interconnection,by checking the digital multimeter will it show continuity between earth pits? If so what would be the approx. value

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Why scr and igbt used in  ups systeam ????

1 Answers   JLL,

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From stability point of view,What(higher/lower) should be the value of inertia constant of rotating machines?

1 Answers  

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why impedance test in power cables?

1 Answers   CSE,

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Direction of flow of active power and reactive power with logic?

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Why NGR is required for 11Kv geneartor in power plant

2 Answers   AB Inc, ABB,

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in a dc motor we supply current only to the armature conductors,from where is the field winding gets excited then??

3 Answers   RRB, Siemens,

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