Answer / dinesh

Forbidden energy gap in dielectric material is comparatively larger...in such materials electrons are strongly bound in valance band bt they get polarized in external electric field

Answer / irfan

semiconductor is having valency electrons =4,it partially conducts. on other hand dielectric is an insulating material

in three phase 11kv transformer (11kv/433v) input( R,Y,B) output (X,Y,Z,N) the connection as follows 1 phase R -open 2phase y connected to both R and y of input] 3phase B- B what is the output voltage X to N ,Y to N , Z to N

2 Answers   Bescom,

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What should be current in the Primary and secondary side of 1000KVA (11KV Supply)Transformer.?

0 Answers  

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how flow current in 220 kv line to line

0 Answers   NLC,

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in dc shunt motor if field winding is shorted then

0 Answers  

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what will happen when excitation of a synchronous machine is suddenly reduce to zero when it is running at full load..??

7 Answers  

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we specify current in case of feeder but in case of distributor voltage, why?

0 Answers  

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While performing load test on DC SERIES MOTOR, does the voltage decrease slightly. Why?

2 Answers  

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What is the meaning of HT Trivector Meter ?

0 Answers   NIIT, Sodexo,

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what are inherent currents?

0 Answers   Sail,

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Going in for a three phase motor or a single phase motor, what factor should be considered for this? For eg., to pump water to certain height and such domestic applications, which motor is suitable?

1 Answers  

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Why DC weldings sets preffered over AC considering human safety aspects ?

2 Answers  

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How to calculate flow of water delivered by pump when pressure & size of pipe line is given

0 Answers   Knight Frank,

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