Последние добавленные видео:
why-there-is-gap-between-the-railway-tracks
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4 years ago
11159065 4 years ago 5:31Why Are There Stones Along Railway Tracks?
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1 year ago
4429000 1 year ago 15:53Why Railroads Don't Need Expansion Joints
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8 years ago
742560 8 years ago 4:46Thermal Expansion - Why are gaps left between railway tracks? | #aumsum #kids #science
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6 months ago
7180162 6 months ago 27:20Why Don’t Railroads Need Expansion Joints?
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4 years ago
169 4 years ago 3:12why there is a gap between two railway tracks?
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8 months ago
276 8 months ago 1:28Why is there a gap between railway railway tracks | facts
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5 hours ago
261 5 hours ago 28:42V/Line Albury Line (ft. The XPT)
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6 months ago
485 6 months ago 1:45Why Railway Tracks Have Gaps: The Science Explained!
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4 years ago
17768 4 years ago 2:19Why railway track have gap at joint? | Thermal Expansion | Unnoticed Things
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4 years ago
2292 4 years ago 2:36Why there is a gap between railway tracks?| Interesting GK| Vedant Maths
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3 years ago
76 3 years ago 1:25Why is the space left between the railway tracks
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8 months ago
49 8 months ago 4:35why there is no gap between railway track in cold regions like kashmir. thermal expansion #science