Uses of Vehicles

1.Why Are Trains Grouped As Express, Passenger or Suburban/Local Trains?

• Trains are used for various purposes. These are grouped as Express, Suburban/Local or Passenger trains per their use.
• An express train is a train that travels at a fast speed to cover long distances. These trains connect cities and states.
• Passenger trains are slower than express trains and stop at all the stations on their route. These are cheaper than express trains.
• A suburban/local train is a train which joins the main areas of a city.

2.Why Are Trains Grouped As Express, Passenger or Suburban/Local Trains?

• The sirens are used for emergency vehicles like ambulances, police vans, fire engines, etc.
• These sirens are meant to let other vehicles know their presence so that roads can be cleared for them.