Sunday 8 November 2020

Distance a car will travel before stopping completely after applying brakes.



The distance a car will travel before stopping completely after applying brakes. 
Subhadip Nandy, a roadie from Kolkata has very well explained the subject. 
The roadie has been driving since mid 2000s and had his share of fast driving when he was young. With age and experience he has matured. He has stated some facts. Beginner drivers should know how what distance a car will travel before stopping completely after applying brakes. 
113 m means 370 ft. Driving at 140 kmph will mean that after applying brakes, the car will travel  410-440 ft before coming to a stop.
If driven at 80 kmph. the car will only need 226 ft to stop. 
He confessed that that till 80 kmph one can easily keep the car under control even if something untoward happens suddenly, viz. a person, animal, etc comes in lane, or the vehicle in front applies sudden brakes. The car also behaves normally. But above 100kmph, a host of other factors including aerodynamics comes into play. The car IS NOT in your control in any sudden event.
PS : In his own words, "I drove at 130-140 regularly at one point of time, don't be an idiot like me."
If someone is interested in the maths: (see the thinking time  and then the stopping distance) 
http://www.amsi.org.au/teacher_modules/pdfs/Maths_delivers/Braking5.pdf 
The figures were taken by him from the following link : 
https://www.drivingtests.co.nz/resources/how-to-calculate-braking-distances/ 
Here are some figures for a mid sized car with good tyres on a dry road with good grip vis-a-vis some figures for the same car on a wet road which he has shared. 



#IndianRoadieSafeDrivingTips

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