Two balls are thrown straight up, one at 10 m/s and the other at 20 m/s. Ignoring the air, the ratio of their greatest heights is

PhysicsEasyHigh School (11–12)Mechanics › Motion in a Straight Line

Two balls are thrown straight up, one at $10\ \text{m/s}$ and the other at $20\ \text{m/s}$ . Ignoring the air, the ratio of their greatest heights is

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