Question

plz answer this question

Answer 1

the speedometer shows instantaneous speed .

1) the car moves along the circumference of the circle, so distance travelled is the circumference of the circle that is , 2πr

2) displacement is 0 because initial and final position is same

3)the speedometer of the car measures the speed of the car at a particular second

4)No, because acceleration is the rate of change of velocity.