Answer / bhanu sinha

Dr. Kanishka Verma please you refer of krichoff current law

Answer / dr. kanishka verma

in star delta connection, when you see the power diagram of
circuit. you will find that star contactor is used to make a
common star point. so we provide a looping.
actuly this is a stupid question, i dont know why that
person asked this question,if he dont have the basic
knowlege of electrical.
but if this question is asked seriously then click th link
below:
http://global.johnson-pump.com/horticulture/Images/star-delta.gif

we know the value of the power factor is 0.8, we know the power factor is not depends upon the load ,then why we cant design the power factor in transformer ?

1 Answers  

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Why we use auxillary relay ? what is function of differential relay, directional o/c relay?

0 Answers   Century Rayon, Mechanical,

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I am going to appear for the RRB Chennai Section Engineer online exam. Please send me the question papers from 2001 to date to my mail id:upendrakrishna20@gmail.com,plz send me ,or send any other rrb papers plzzzzzzzzzzzzzzzzzz

0 Answers   RRB,

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Why the CT Secondary is rated as 5A generally?

2 Answers  

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what is earthing transformer? draw the winding dia.of earthing transformer.

0 Answers  

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How many capacitors using in LT panel as per Govt rules?

0 Answers   Electrical Tech,

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compare between starting charactristics of synchronous motor with those of 3Q Squirrel cage induction motor

0 Answers  

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what are the energy savings methods that are existing in coal based power plant?

1 Answers  

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What is servo motor and what are different types of servo motor

0 Answers   BARC, Vipul,

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What will be done if we open the secondary of CT on load??

4 Answers   Engro,

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Which Current transformer will be bigger in size, 400/5 or 400/1 & why?

2 Answers   Apollo,

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How many energy meters can be connected on a 15VA Voltage transformer. please send a calculation sheet.

0 Answers  

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