what is the differance between normal bybass & maintenance bybass in UPS?

1 Answers  

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how will calculate the safe starting current of 3-phase squirrel cage induction motor?

0 Answers  

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why they were using TRIAC instead relay in some controllers and what is the advantages.

0 Answers  

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What is the full name of one of choke less lamp BLL

2 Answers  

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what is the difference between Earthing,Grounding and neutral?

3 Answers   Biocon, Tata Steel Limited,

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what is the harmonics? which harmonics(fundamental and reference) is suitable for calculating capacitor bank and Active filter and passive filter? what is the 1st 2nd 3rd 4th 5th harmonics and effects?

1 Answers  

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What types of CMOS memories have you designed? What were their size? Speed? Configuration Process technology?

0 Answers   AFG, Afghan Telecom, GE, IBM, SECL, Sun Pharma, TNPL,

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Why we apply 100ADC for contact resistance measurement?.If we apply AC what will happen

4 Answers  

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Difference between hopkinson and swinburne's test

1 Answers  

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how could we calculate the no of outgoings from a 800 watt distribution board

0 Answers   United Engineering,

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different between circuit breaker & switchgear & relays

6 Answers   EFS,

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what is fault level of power system ?

2 Answers   Infosys,

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