The angular position of a point on a rotating wheel is given by = 1.42 + 4.85t² + 3.19t°, where 6 is in radians and t is in seconds. At t = 0, what are (a) the point's angular position and (b) its angular velocity? (c) What is its angular velocity at t = 7.38 s? (d) Calculate its angular acceleration at t = 1.20 s. (e) Is its angular acceleration constant? (a) Number Units (b) Number i Units (c) Number Units
The angular position of a point on a rotating wheel is given by = 1.42 + 4.85t² + 3.19t°, where 6 is in radians and t is in seconds. At t = 0, what are (a) the point's angular position and (b) its angular velocity? (c) What is its angular velocity at t = 7.38 s? (d) Calculate its angular acceleration at t = 1.20 s. (e) Is its angular acceleration constant? (a) Number Units (b) Number i Units (c) Number Units
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Transcribed Image Text:The angular position of a point on a rotating wheel is given by e = 1.42 + 4.85t2 + 3.19t³, where e is in radians and t is in seconds. Att =
0, what are (a) the point's angular position and (b) its angular velocity? (c) What is its angular velocity at t = 7.38 s? (d) Calculate its
angular acceleration at t = 1.20 s. (e) Is its angular acceleration constant?
(a) Number i
Units
(b) Number i
Units
(c) Number
i
Units
(d) Number
i
Units
(e) Number
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