In a Free-Fall Experiment, an Object Is Dropped from a Height

question 76

Multiple Choice

In a free-fall experiment, an object is dropped from a height of 144 feet. A camera on the ground 500 feet from the point of impact records the fall of the object as shown in the figure. Assuming the object is released at time $t = 0$ . Find the rate of change of the angle of elevation of the camera when $t = 1$ . Round your answer to four decimal places.

• A) \(- 0.6006 \mathrm { rad } / \mathrm { sec }\)
• B) \(- 0.0581 \mathrm { rad } / \mathrm { sec }\)
• C) \(0.0601 \mathrm { rad } / \mathrm { sec }\)
• D) \(0.0581 \mathrm { rad } / \mathrm { sec }\)
• E) \(- 0.0601 \mathrm { rad } / \mathrm { sec }\)

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