can we use 220 volt 15 w a.c. lamp on 220 volt d.c.

11 Answers   Philips,

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what is the capacitance of a single conductor

6 Answers   Bhel,

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Why dc Supply used in Control circuit.

12 Answers   HP,

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How to Select a Transformer Rating ?

3 Answers   Tata Steel Limited, Techno Electric and Engineering, Vedanta,

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Explain what is use of lockout relay in ht voltage?

0 Answers  

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in a diesel generator is there any relation between AVR to fule system?

2 Answers  

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why normally Generator rating are between 11Kv to 22Kv?

7 Answers   Torrent Power,

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why transformer ratings are taken in 11kv 22kv 33kv but not in 10,20,30kv

5 Answers   ushacomm,

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relation between power station capacity and voltage level?

0 Answers  

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When i went to a interview the interviewer ask me a question for that i cant able to answer him if anyone knows answer me How will you design a capacitor bank for a plant? if my p.f is 0.6 i have to improve it to 0.9 or 1 what kind of steps i have to do? and is there any formula for calculating this?

6 Answers   APNPDCL,

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What is the difference between amorphous core transformer and CRGO core transformer?.

0 Answers   DAE,

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we hav seen in electric engine of trains only 1 wired slidng conecctn is there frm ovrhead line,howevr to complete a ckt in dc postv n negtv two conection has to b there...so where is tht negative is been connectd or where it is grounded...?

5 Answers   ABB,

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