HAI SENT HPCL APTITUDE QUESTION PAPER, MY EMAIL ID IS angus_eee04@rediffmail.com,angus_eee04@yahoo.com

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what is power factor? is it good or bad for a system? what will happen if power factor increase or decrease?

4 Answers   Bhel,

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if i conncet ct with ct ratio of 600/5 to an energy meter having ct ratio of 100/5, the reading show by the meter will correct, if wrong is there any method to calculate correct value with shown value, if yes please state it.....

2 Answers  

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How earthing/grounding done in aeroplanes and ships.

0 Answers  

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How to calculate energy stored in a capacitance

0 Answers  

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what happen if we give 220 volts dc supply to d bulb r tube light?

9 Answers   NHPC,

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what is the basic need of domestic loads 1- voltage 2- current

0 Answers  

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33kv Rated output avilable in market (any where in india)

0 Answers   C2C,

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why in transformer there is not rotating fiddl/ magnetic field like motor

4 Answers  

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In general bus riser follows the bus section in SWGR. What are impacts if bus section follows bus riser?

0 Answers  

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How many current ratings of MCB's are in the market? e.g: 1A, 2A, .......upto.

4 Answers  

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A 3PH MOTOR RUNNING IN NORMAL CONDITION AND ITS AMPERE ALSO UNDER ITS FULL LOAD CURRENT,ITS CABLE RATINGS ALSO HIGER THN ITS CAPACITY,BUT ITS CABLE GETTING ABNORMAL HEAT(NOT TOO HOT)WHY ITS GETTING HOT LIK THIS?

5 Answers  

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