Steering Wheel In Train: There are many curiosities related to railways and trains in the minds of people. As soon as they see something different, the curiosity to know about it awakens in the mind. If you have ever peeped inside the engine of a train, then you must have seen a steering wheel there as well. Now after seeing this wheel, most of the people would think that it would be useful for turning the train. But it is not so, the work of turning the train is done…
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