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A particle is traveling counterclockwise in a circle of radius r= 2.40 m. At some instant...

A particle is traveling counterclockwise in a circle of radius r= 2.40 m. At some instant in time, the particle is located by the angular coordinate α-30.0°, the total acceleration has a magnitude of a-12.0 m/s2 and is directed at an angle β-20.0o with respect to the radial coordinate. Determine the following at this instant. (Express your answer in vector form.) (a) position vector H 2.11+ 12] (b) velocity 哭: Infss (c) total acceleration Tutorial

A particle is traveling counterclockwise in a circle of radius r= 2.40 m. At some instant in time, the particle is located by the angular coordinate α-30.0°, the total acceleration has a magnitude of a-12.0 m/s2 and is directed at an angle β-20.0o with respect to the radial coordinate. Determine the following at this instant. (Express your answer in vector form.) (a) position vector H 2.11+ 12] (b) velocity 哭: Infss (c) total acceleration Tutorial
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as 11.27 6 Cas 30 (-)+4.1 Cas 30 j -97hǐ亠3.SSJ = アー才 92 acc eledetion accelelahon ニ 12 Cos 20 11, 276 2 2 sec 11.27 = こ、111,276 x 2, sec

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