Entrance and exit ramps for freeways are often circular stretches of road. As you go around one at a constant speed, you will experience a constant acceleration. Suppose you drive through an entrance ramp at a modest speed and your acceleration is 3.0m/s2 .
What will be the acceleration if you triple your speed?
4 answers
3m/s^2
23
27
12 m/s^2
2 answers