A race car moving with a constant speed of 60 m/s completes one lap around a circular track in 50 s. What is the magnitude of the acceleration of the race car?

Answer 1

v^2/R

where v = 2 pi R /50 = 60
so
R = 3000/(2 pi) = 1500/pi

Ac = 60^2 (pi/1500)

Answer 2

6.3

Answer 3

None