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Question
Write down any two obstacles in train journey. Also write the arrangements to cross it.
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Solution
1. River: It is crossed by making a cement bridge.
2. Mountains: Mountains can be crossed by making a tunnel through it.
3. Road line:Vehicles by road are stopped by making a level crossing. Other vehicles by road wait until the train passes.
2. Mountains: Mountains can be crossed by making a tunnel through it.
3. Road line:Vehicles by road are stopped by making a level crossing. Other vehicles by road wait until the train passes.
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