DC Motors applications used in Lift/Elevators

8 Answers   IOCL, SCS, Usha Martin,

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In between UPS out going changer over switch and ups raising main input, both side cable gland producing heat but the cable doesn't get heat,Why?

0 Answers  

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Enlist four components of electrive drives.

0 Answers  

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can u describe the method used for protection of transmission line.

0 Answers   IBM,

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What is slip in an induction motor?

0 Answers  

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opkinson's test

0 Answers   Bhel,

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what is the formula for converting KW into KWH ?

3 Answers   Blue Star, Essar,

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what will be the minimum megger value for 132 Kv (earthed) potential transformer

3 Answers  

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Q) Write VBscript code along with QTPscript code in QTP tool for below scenario 1. Launch yahoo site(i know) 2. Do loogin(i know) 3.Click inbox link(i know) 4.Go to every page of mail box and count no.of read mails and no.of unread mails(i know) 5.Store page numbers, read mail count and unread mail count in a new excel file sheet 6.Create 10 types of graphs on that data 7.Do logout and close site(i know) 8.Save new excel files with graph

0 Answers  

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Why do we use only Sinusoidal Wave in AC supply why not the Square,Triangle or Sawtooth etc?

2 Answers  

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what is the relation between currebt & voltage.

8 Answers  

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can we use ordinary transformer in place of autotransformer?give reasons also

1 Answers  

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