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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.
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.
viswamithr:
thank you so mach
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