A motorized wheel is spinning with a rotational velocity of a = 1.49 rad/s. At t=0 s, the operator switches the wheel to a higher speed setting. The rotational velocity of the wheel at all subsequent times is given by w (t) = woarctan (c +bt²) where c = 1.5574 and b = 6.09 s-². At what time famax is the rotational acceleration at a maximum? famax 164 Incorrect What is the maximum tangential acceleration a, of a point on the wheel a distance R = 1.21 m from its center? ms
A motorized wheel is spinning with a rotational velocity of a = 1.49 rad/s. At t=0 s, the operator switches the wheel to a higher speed setting. The rotational velocity of the wheel at all subsequent times is given by w (t) = woarctan (c +bt²) where c = 1.5574 and b = 6.09 s-². At what time famax is the rotational acceleration at a maximum? famax 164 Incorrect What is the maximum tangential acceleration a, of a point on the wheel a distance R = 1.21 m from its center? ms
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Transcribed Image Text:A motorized wheel is spinning with a rotational velocity of wo=1.49 rad/s. At t = 0s, the operator switches the wheel to a
higher speed setting. The rotational velocity of the wheel at all subsequent times is given by
w (t) = coarctan (c +bt²)
where c = 1.5574 and b = 6.09 s-².
At what time famax is the rotational acceleration at a maximum?
Tamax =
164
a₁ =
Incorrect
What is the maximum tangential acceleration a, of a point on the wheel a distance R = 1.21 m from its center?
0.488
Incorrect
ms
m/s2
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The problem has one more part to it. What is the magnitude of the total acceleration of this point?
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