It takes 5 minutes for a train to go from standstill to 100 km / h, and 10 seconds for a car

It takes 5 minutes for a train to go from standstill to 100 km / h, and 10 seconds for a car

5 minutes is 1 / 12 hour. From v = at, we can see that train a = 1200km / h ^ 2, car 1 / 360 hour acceleration is 36000km / h ^ 2, unit can be converted by oneself