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?
1) 8.8 m/s2
2) 7.5 m/s2
3) 9.4 m/s2
4) 6.3 m/s2
5) 5.3 m/s2
Answer: 2
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?
1) 8.8 m/s2
2) 7.5 m/s2
3) 9.4 m/s2
4) 6.3 m/s2
5) 5.3 m/s2
Answer: 2