Yellow lights should generally be 1 second long for every 10 mph of the speed limit. Yellow lights should generally be 1 second long for every 10 mph of the speed limit.
30mph
30mph
1.2 seconds more than 0.05 tims the speed limit
30mph :)
30MPH
the maximum speed of a sherman tank was around 30MPH with a standard speed of around 25MPH
Yes. Different wavelengths though.
race horses can reach 30mph+
the answer is 30mph
The national standard for yellow lights is to allow one second for each 10 mph of the posted speed limit. So in a 55 mph posted zone, the yellow light should last at least 5.5 seconds. Recently a number of cities have been busted for shortening the yellow light times and collecting millions of dollars in fines for running red lights.
A yellow traffic light means to slow down or stop completely. When the light is yellow it is about to change to red in a few seconds. Contrary to popular belief by many drivers yellow does not mean speed up.
they both travel at the same speed ? :>)