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इनमें से कौन सा आइसोलेशन का तरीका नहीं है?
सैंड हंप
डिरेलिंग स्विच
स्किड
स्नैग डेड एंड
स्किड
Sand humps, derailing switches, and snag dead ends are standard approved means of isolation in railway signaling. A skid is a device used for braking or stopping rolling stock, not a permanent means of isolation.
Sand humps, derailing switches, and snag dead ends are standard approved means of isolation in railway signaling. A skid is a device used for braking or stopping rolling stock, not a permanent means of isolation.
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