Sarah drives at a constant speed of 15 m/s around a circular ...

[strangeaffliction]

Sarah drives at a constant speed of 15 m/s around a circular horizontal curve of diameter 60 m. What are the magnitude and direction of her acceleration?
 
  What will be an ideal response?

Question 2

The lowest energy level of a particle confined to a one-dimensional region of space (a box, or infinite well) with fixed length L is E0.
 
  If an identical particle is confined to a similar region with fixed length L/6, what is the energy of the lowest energy level that the particles have in common? Express your answer in terms of E0.

[jazzlynnnnn]

Answer to Question 1

7.5 m/s2 toward the center of the circle

Answer to Question 2

36

[strangeaffliction]

Great answer, keep it coming

[blakcmamba]

Thanks for the timely response, appreciate it