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2009 Q7 TRAIN OVERRUN SIGNAL
#3
Thank you, I will try to get the copy of Signal failure investigation of UK. Actually I didnot known any of such process. I will try to develop this one. I would like to clarify wrong side failure means that failing of the interlocking which results to unsafe, generally we employ only the fail safe sytems, hence there may be error in wiring or circuit.
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Messages In This Thread
RE: Ans to Q 7 of 2009 paper - by Peter - 17-05-2010, 08:17 PM
RE: Ans to Q 7 of 2009 paper - by KonduriRaghavakumar - 18-05-2010, 03:27 AM
RE: Ans to Q 7 of 2009 paper - by PJW - 18-05-2010, 07:40 AM
Attempt under mock exam conditions - by PJW - 29-09-2010, 09:13 PM
RE: Attempt under mock exam conditions - by Peter - 30-09-2010, 08:34 PM
RE: Attempt under mock exam conditions - by PJW - 18-04-2012, 07:04 PM
RE: Attempt under mock exam conditions - by ricky - 21-06-2012, 10:51 AM
RE: Attempt under mock exam conditions - by PJW - 21-06-2012, 07:25 PM
RE: 2009 Q7 TRAIN OVERRUN SIGNAL - by Jerry1237 - 21-06-2012, 04:10 PM
RE: 2009 Q7 TRAIN OVERRUN SIGNAL - by PJW - 09-08-2016, 08:42 AM
2009 Q7 - by PJW - 20-05-2010, 11:10 PM
RE: Module 1 Questions & Answers - by cmcvea - 22-05-2010, 09:07 AM
RE: Module 1 Questions & Answers - by Hort - 25-05-2010, 10:27 AM

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