Answer / ashish pandya

hi dear,

just tell me your qualification and right now where r u
working.?u can have all type of question ?

why actual valve timing diagram is different than ideal valve timing digram of a 4 stroke engine?

0 Answers  

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which one is more costly:single phase induction motor or 3 phase induction motor??give proper reasons..

1 Answers  

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what is static frequency converter?what is the function...of sfc...?

0 Answers   L&T,

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What are the layers of protection over armoured cables?

3 Answers   Accenture, IOCL,

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Hi.I want to ask how to calculate contactor rating current? for example I have 460 V , 100 A (induction motor) calculate contactor rating current?

2 Answers  

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Three set (each phase contain 2 cable of 400 mmsq CU XLPE AWA) of single core cables are connected to 11 KV motor of 14 MW & the switch gear supplay is taken from 11kv feeder & this supplay taken from 275 KV substation. Problem is one pair cable(L3- 2 cable ) getting very hot & gland melted and damaged in switch gear side. the other two cable haven't any more hot(ambient temp only & L3 haveing 95- 100 Degree C. The same problem happened in 275 KV substation switch gear side also where the supply taken for 11 kv switch gear. But here L2 phese cable had problem. Why it is happening like this?. The cable having temperature different at different location from gland side inthe case of 11KV feeder of 275 kv substation. why ?

2 Answers  

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how inductance related to number of turns in a choke

3 Answers  

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why ahould you show client/engineer activities clearly on the project plan

0 Answers  

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why is the vector group analysis done in transformer tests

28 Answers   K K Rao, Lloyds, Nicco Engineering Services Limited, Qatar Petroleums,

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How voltage step down is done?

3 Answers   IOCL,

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1000 W bulb takes 4.16 Amps at 240 volt then what will be the KWH & if i am using 1000 W bulb at 180 Volt the amps will be 5.55 then what will be KWH????????????????

2 Answers  

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what is the principle of the single phase energy meter? and,what is the advantages and disadvantages of single phase energy meter?

0 Answers  

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