The angular acceleration of a wheel is a = 7.0t4 - 5.0t², with a in radians per second-squared and tin seconds. At time t = 0, the wheel has an angular velocity of +6 rad/s and an angular position of +6 rad. Write expressions for (a) the angular velocity (rad/s) and (b) the angular position (rad) as functions of time (s). (a) Number i i (b) Number i i Units t+ i t5. i tó- i Units t³+ +4+ >

Principles of Physics: A Calculus-Based Text
5th Edition
ISBN:9781133104261
Author:Raymond A. Serway, John W. Jewett
Publisher:Raymond A. Serway, John W. Jewett
Chapter10: Rotational Motion
Section: Chapter Questions
Problem 1P: During a certain time interval, the angular position of a swinging door is described by = 5.00 +...
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The angular acceleration of a wheel is a = 7.0t4 - 5.0t², with a in radians per second-squared and tin
seconds. At time t = 0, the wheel has an angular velocity of +6 rad/s and an angular position of +6
rad. Write expressions for (a) the angular velocity (rad/s) and (b) the angular position (rad) as
functions of time (s).
(a) Number i
i
(b) Number i
Save for Later
Units
t+ i
+5. i
tó i
Units
t³+
+4+
Transcribed Image Text:The angular acceleration of a wheel is a = 7.0t4 - 5.0t², with a in radians per second-squared and tin seconds. At time t = 0, the wheel has an angular velocity of +6 rad/s and an angular position of +6 rad. Write expressions for (a) the angular velocity (rad/s) and (b) the angular position (rad) as functions of time (s). (a) Number i i (b) Number i Save for Later Units t+ i +5. i tó i Units t³+ +4+
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