A toy racing car moves with constant speed around the circle

A toy racing car moves with constant speed around the circle

A toy racing car moves with constant speed around the circle shown below. When it is at point
A its coordinates are x = 0, y = 3m and its velocity is (6m/s)ˆi. When it is at point B its
velocity and acceleration are:
………………………………………………………………………………………… …………… …. .. … … .. ……. …….. …………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………
x
y
•A
• B
A. −(6m/s)ˆj and (12m/s2)ˆi, respectively
B. (6m/s)ˆi and −(12m/s2)ˆi, respectively
C. (6m/s)ˆj and (12m/s2)ˆi, respectively
D. (6m/s)ˆi and (2m/s2)ˆj, respectively
E. (6m/s)ˆj and 0, respectively

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