A rock is ejected from the Kilauea volcano with a speed of 3.3 m/s and at 3.7 degrees above the horizontal. The rock strikes the side of the volcano at an altitude 4.5 meters lower than its starting point. Calculate the magnitude of the rock's velocity at impact. Use g = 9.8 m/s².

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Chapter1: Units, Trigonometry. And Vectors
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A rock is ejected from the Kilauea volcano with a speed of 3.3 m/s and at 3.7 degrees above the
horizontal. The rock strikes the side of the volcano at an altitude 4.5 meters lower than its starting
point. Calculate the magnitude of the rock's velocity at impact. Use g = 9.8 m/s².
Transcribed Image Text:A rock is ejected from the Kilauea volcano with a speed of 3.3 m/s and at 3.7 degrees above the horizontal. The rock strikes the side of the volcano at an altitude 4.5 meters lower than its starting point. Calculate the magnitude of the rock's velocity at impact. Use g = 9.8 m/s².
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