a car travels from stop A to stop B with a speed of 30km/hr and then returns back to A with a speed of 50km/hr.find 1.displacement of the car.2.distance travelled by the car.3.average speed of the car
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1
[1]Displacement is 0
[2] time is not given to calculate distance ......!
[3] Average speed = [30 + 50] /2
= 40 km /hr
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0
The displacement is 0,the average speed is 40km/hr.
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