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Engineering, 20.08.2020 19:01 aliami0306oyaj0n

Problem 9 The driver of the car maintains a constant speed of
40 m/s. Determine the angular velocity of the
camera tracking the car when theta = 15°.
r = (100 cos(2theta) ) m

[Hibbeler: 12-191: theta' = 0.302 rad/s (or
34,61 deg/s)]

I tried many methods and none worked for me. Please help

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