Sir ak chapter bnai jisme different type of goods train speed jase box , btpn , bfr etc ki speed or ak load Mai kitne wagon hotye hai in Mai ye sub pai
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Sir, during night time ,train with guard hai तो rear side and front side protection मे hmko confusion hai .
Please confusion clear kigiye sir?
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Sir ak chapter bnai jisme different type of goods train speed jase box , btpn , bfr etc ki speed or ak load Mai kitne wagon hotye hai in Mai ye sub pai
Ok 👍
@@mangalaprasadojha5328 sir ak or bna Dena jisme edfc or wdfc ki basic knowledge ho
@@omgsolutons1
Ok 👍
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