What is means by MacAdam Ellipse?

1 Answers  

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how to calculate lighting for a room

2 Answers   Coca Cola,

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when the PFR (POWER FACTOR REGULATOR)change a step to zero,one of the RCCB will triped off,is it the changing step of this PFR effect the RCCB?

2 Answers  

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In the ACB breaker capacity is 2000Amp but this each phase taken 1250 But total beldibg load is 600amp or 700amp watt is the problem

0 Answers  

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what is difference between elr and R eartl realy.

0 Answers  

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Is MV canble armour can be earthed at both ends?

2 Answers  

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1. How many types of mangers? 2.How many types of capacitors? 3.pls tell me normally types alternator problems?

0 Answers   APCPDCL, Voith,

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why voltage swells and dips???

3 Answers  

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why root three is used and how its comes in three phase power system?

1 Answers   IEEE,

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how to get 48 V DC I have ... 1. 12 volt power supply board 2. DC power supply ( max. 30 v) 3. 9 volt batteries ( 2 - not chargeble)

2 Answers  

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what is the need of representing AC power in sinusoidal waveform? why not in square or rectangular etc...

8 Answers   Lanco,

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What is Earthing?

16 Answers   Essar,

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