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please pick and answer and tell me why you picked it. Thanks so much The figure

ID: 1267087 • Letter: P

Question

please pick and answer and tell me why you picked it. Thanks so much

The figure shows a rotating disk and its angular position as a function of time. Which of the following is true for the angular acceleration at the point indicated? Omega 1 and omega 2 are positive, alpha is negative omega 1 is positive, omega 2 is zero and omega 3 is negative, alpha is negative omega 1 is negative, omega 2 is zero and omega 3 is positive, alpha is positive omega 1 is negative, omega 2 is zero and omega 3 is positive, alpha is negative omega 1 is positive, omega 2 is zero and omega 3 is negative, alpha is positive

Explanation / Answer

b