Solution

ID: past-exam-of-the-mathematics-course-of-the-university-of-cambridge/2017/ia/paper-4/11a/a/solution

The rotating-frame derivative formula is . Applying it twice to the position vector, with constant angular velocity, gives
Solving for identifies the displayed terms: its left side is the acceleration relative to the rotating reference frame, the first right-hand term is the inertial acceleration, is the Coriolis acceleration, and is the outward centrifugal acceleration.
For a particle of mass , replace by the actual force divided by using Newton's second law. The remaining terms then appear as apparent forces in . There is no Euler acceleration because is constant and no translational acceleration term because the common origin is fixed in the inertial frame.

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