What is the object angular velocity

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The angular displacement of an object over time is given by the equation θ(t) = cos(0.350t) rad.

(a) What is the object's angular velocity at time t = 2.40 seconds?

(b) What is its angular acceleration at this time? The answers are NOT a: .26 rad/s or b: .018 rad/s^2.

Reference no: EM131075534

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