A Stone Is Thrown with an Initial Speed of 10

question 45

Multiple Choice

A stone is thrown with an initial speed of 10.1 m/s at an angle of 58° above the horizontal from the top of a 31 m building.If g = 9.8 m/s² and air resistance is negligible,then what is the magnitude of the horizontal component of velocity as the rock strikes the ground?
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• A) 26 m/s
• B) 5 m/s
• C) 16 m/s
• D) 5 m/s.
• E) 13 m/s

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