If you ever saw an electric rail engine, then you must observe that the engine takes power from the overhead wires with Pantograph. So the question arises, what is Pantograph?
working of an electric rail engine…
working of a diesel rail engine…
Almost everyone must travelled in train. It is the most common means of transport. Trains are used for moving both passengers and goods from one place to another. We all know that train is run by a rail engine. Do you know, apart from energy sources, the most important thing to run a train is sand?