Differentiate between digital phase converter and ordinary phase converter.

0 Answers  

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What is the significance of %Z in case of transformer?

1 Answers  

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what is difference between neutral and ground wire?

2 Answers   TCS,

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what is skin effect? why is it absentin dc system

22 Answers  

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Please clarify, 1. Is it required to lay two runs of GI wire along with Armoured LT cable if it is laid between one big mains (63Amps TPN SDF) to small main (32A TPN SDF) with proper glanding termination? 2. If the armoured cable with proper glanding is laid from DB to CNC machine, is it required to run two runs of body earthing to the Machine from DB? 3.If the armoured cable with proper glanding is laid from Substation to Hangar, distance is approx. 100 mtrs, is it required to do earthing at shop area though the primary termination at substation is earthed through gland.

0 Answers   HAL,

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Formulae for calculating the transmission line losses for different voltage levels

0 Answers  

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A dc motor running on dc drive whose input is 3ph AC what will happen if we change the phase sequence of dc drive for e.g (R Y B) is connect as R B Y, will the motor run as same as previously running before changing phase without any effect

4 Answers  

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why capacitive load is not used in routine life????any reason is there ??????

0 Answers  

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while checking the flourscent tube elctrodes some glow is cominag. this type of glow tube working or not working

1 Answers  

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A 25MVA 3300/400V T/F is termed as per winding is …… a) primary 3300V & Secondary 400V b) primary 3300V & low voltage winding 400V c) High voltage winding 3300V & Secondary 400V d) High voltage winding 3300V & low voltage winding 400V

4 Answers   Engineers India Limited,

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What is quadrantal symmetry?

0 Answers  

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please send me previose rrb junior engineer qustion papers

0 Answers   RRB,

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