A Particle Moves in the Xy Plane in a Circle

question 51

Multiple Choice

A particle moves in the xy plane in a circle centered on the origin. At a certain instant the velocity and acceleration of the particle are 6.0 m/s and (3.0 + 4.0 ) m/s². What are the x and y coordinates of the particle at this moment?

• A) x = 0, y = −9.0 m
• B) x = 0, y = +7.2 m
• C) x = 0, y = +9.0 m
• D) x = 0, y = −7.2 m
• E) x = 6.0 m, y = −9.0 m

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