proposedprelim2_2009_v2

# proposedprelim2_2009_v2 - Section Number Your Name Your...

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Your name ________________________ 2 Multiple Choice Questions 1- 3: Circle the correct answer . Question 1 (5 points) A stone is thrown at speed v from a bridge at angle θ with respect to the horizontal ( θ0 : upward, θ<0 : downward). Ignoring any effects from the air, the speed with which the rock hits the water below … (A) is maximal for θ= 45 degrees. (B) is maximal for θ= 0 degrees. (C) is maximal for θ=- 45 degrees. (D) is maximal for θ= -90 degrees. (E) is independent of the angle
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proposedprelim2_2009_v2 - Section Number Your Name Your...

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