Answer Posted / subbu

DC series motor using in Train because it can start with load....

What is the Designing & Selection Procedure for a DG/Transormer of rated capacity?

2184

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What is the maximum number of swithes that can be connected in series up to down stream point in an LV Distribution system?

2012

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What are the characteristics of negative feedback?

1065

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What is the need of earthing transformer for delta side of a transformer. (Think of a line section between a star/delta transformer at a grid substation and delta/star transformer at a village. An earthing transformer is there at the delta side of the star/delta transformer at grid substation). As there are no ground reference there will not be fault current if a one phase is grounded. Further L-L phase will be sensed by the primary side of star/delta transformer as a L-G fault. So why an earthing transformer is required at delta side

1455

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what is the function of Moulded case circuit breaker, why it is called Moulded?

1553

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Why the symbol of register is "zig zag"

1587

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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

1842

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why genarator genarating voltage 11 KV?

1788

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what is data block in plc ? How the values of data block are written and read by hmi ? what is the difference between function and function block ?

3423

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Define rise time.

1129

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Could Please Explain briefly. Why used stabilizing resistance series with High impedance bus differential protection relay.

1786

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We have 90mX100m hangar with 16 no.of supporting pillar. It is required to provide power supply on all pillars. what is suggested earthing scheme for hangars.

1997

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What is a dominant pole?

1165

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Why induction motor is widely used in industry

2755

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What is measurement?

1190

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