Two students analyze the motion of a ball thrown vertically

PHYSICS · Subjective · CBSE · Physics · Work, Energy and Power · Work, Energy and Power

Problem

Two students analyze the motion of a ball thrown vertically. One chooses the launch point as the zero of gravitational potential energy, while the other chooses ground level. Describe whether the speed the students calculate for the ball just before it strikes the ground will differ and briefly explain why.

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