what happen when ac motor is connected with dc current

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How Calculet The UPS AH In Load

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What if the difference beween internal and exrteranal LBB?

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CTs Ratio

2 Answers  

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Distinguish between shunt and series field coil constructions.

2 Answers   BEL,

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What is nyquist contour?

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what is the meaning of cable Glanding can you explain brifly?

2 Answers  

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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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why is it that the HT motors & motors having very low kW rating(<1kW) have windings connected in STAR, whereas the motors having in between kW ratings have DELTA connected windings??

5 Answers  

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solar cell voltage?

2 Answers  

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Can I use distributon class/transmission class Lightning arresots for protecting the building? If not why please explain?

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1. Why is the speed of shunt motor practically constant? 2. Why dc series motor use to start with heavy loads? 3. advantages & disadvantages of separately excited generator over self excited generator?

0 Answers  

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