"Skill saves motorcyclists"

**piston broke** · 1st May 2009, 19:12

Originally Posted by tigertim20

to be fair, we are assuming the reporter got all the details right. which doesnt happen often...

true that .

**Leyton** · 1st May 2009, 21:14

Originally Posted by Virago

Here we go again - Physics 101.

A motorcycle can achieve little more than 1 Gee of braking force. A rear wheel lock-up (on its own) will provide perhaps half a Gee, probably less.

At 100kph (about 28m/sec), a half-gee braking force (5m sec/sec) will take around 5.5 seconds to stop the bike, during which time the bike will travel about 75 metres.

I wish I had that sort of brain :P