how the harmonic pluses take place in the flow of current

2 Answers  

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how terminal voltage increases when load is capacitive (leading pf load)? (explain practically what is happening, not using phasor diagram

1 Answers  

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A 3 phase motor operating off 415V system is developing 20Kw at an efficiency of 0.77 and power factor of 0.73. determine:- a)the line current. b)the phase current if winding are delta connected. c)the phase voltage if winding are star connected.

1 Answers  

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What is application of isolation transformer & How it works.

2 Answers   BARC,

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how choose conductor &caple&wire depending upon the load

2 Answers   HCL,

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WHAT IS THE USE OF PIG TAIL IN WINDOW TYPE CT ?

3 Answers  

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what is pressure relief valve in D.G ?state its function?

3 Answers  

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pls,send the previous year written test questions.

0 Answers  

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Can anybody post questions asked in Engineers India Limited Interview? Thanks in advance.

0 Answers   Engineers India Limited,

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yesterday i am using my laptop by plugging power supply also battery was working properly after while i unplugged AC power source ,using my battery i played car game (use much power) after that the battery finished the charge and it closed my PC. after that my battery not charge (when unplug automatically PC will turn off)

1 Answers   HPCL,

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What is Isolation Current transformer and what purpose to use it in REF relay ?

1 Answers  

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why ht alternators gland plats using brass?

1 Answers   ONGC,

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