A car travels from A to B at 20 km h⁻¹ and returns at 30 km h⁻¹. The average speed for the whole journey is:

Physics · Kinematics Part-1 (one dimension) · Distance,Displacement ,Avg speed and Avg velocity

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A car travels from A to B at 20 km h⁻¹ and returns at 30 km h⁻¹. The average speed for the whole journey is:

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