A stone is thrown horizontally with the velocity Uo = 20 m/s from a tower. Find the kinetic energy of the stone in 2 sec. after motion begins. The mass of the stone m = 0.4 kg. Disregard the resistance of "/s?. m the air. g = 10 2.

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Chapter1: Units, Trigonometry. And Vectors
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2.
A stone is thrown horizontally with the velocity Uo = 20 m/s from a
tower. Find the kinetic energy of the stone in 2 sec. after motion
begins. The mass of the stone m = 0.4 kg. Disregard the resistance of
the air. g = 10
Transcribed Image Text:2. A stone is thrown horizontally with the velocity Uo = 20 m/s from a tower. Find the kinetic energy of the stone in 2 sec. after motion begins. The mass of the stone m = 0.4 kg. Disregard the resistance of the air. g = 10
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