A Catapult Is Tested by Roman Legionnaires

question 7

Multiple Choice

A catapult is tested by Roman legionnaires. They tabulate the results in a papyrus and 2000 years later the archaeological team reads (distances translated into modern units) : Range = 0.20 km; angle of launch = π/4; landing height = launch height. What is the initial velocity of launch of the boulders if air resistance is negligible?

• A) 44 m/s
• B) 1.4 m/s
• C) 22 m/s
• D) 0.69 m/s

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