Indian Railways

Do you noticed why it is easy to sleep in train not in bus or a car??

The answer is here because each coaches are designed with the resonance frequency of suspension of 1.2 Hz (72 bpm), this is the same frequency the human heart pumps. So that it makes us to feel more comfortable and let us to sleep and relax.




Have you ever wondered why Indian Trains are colored with blue??

Before 1990, all trains has vacuum braking system. After 1990, an advanced braking system was introduced that was air braking system. After invention it was differentiate between vacuum and advance braking system. so the train with vacuum system were colored with red

and train having air braking system were colored with blue. This was not stopped here, Rajdhani, Shatabdi and other trains are special that's why they are colored with difficult colors, Even vacuum braking system is no longer available today.

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