Theangular position of a point on a rotating wheel is given by 0 = 1.14 + 8.97t² +4.03t³, where is in radians and t is in seconds. At t =O, what are (a) the point's angular position and (b) its angular velocity? (c) What is its angular velocity at t = 7.83 s? (d) Calculate itsangular acceleration at t = 2.25 s. (e) Is its angular acceleration constant?(a) Number i(b) Number i(c) Number i(d) Number i(e) NumberUnitsUnitsUnitsUnits<<<

Disclaimer: “Since you have asked posted a question with multiple sub-parts, we will solve the first…

Answered: The angular position of a point on a…

Similar questions

Starting from rest, a wheel undergoes a constant acceleration for 10 seconds. When t = 3.0 s, the angular velocity of the wheel is 6.0 rad/s. Find the total angle the wheel rotates from t = 0 to t = 20 s.
A cylinder is 0.4 m in radius and {h} m in length. Its rotational inertia, about the cylinder axis on which it is mounted, is 1.2 kg. m². A string is wound around the cylinder and pulled with a force of 4 N. The angular acceleration of the cylinder is: Answer:
An astronaut is being tested in a centrifuge. The centrifuge has a radius of 14 m and, in starting, rotates according to 0 = 0.30t2, where t is in seconds and 0 is in radians. (a) When t = 8.0 s, what is the magnitude of the astronaut's angular velocity? rad/s (b) When t = 8.0 s, what is the magnitude of the astronaut's linear speed? m/s (c) When t = 8.0 s, what is the magnitude of the astronaut's tangential acceleration? m/s? (d) When t = 8.0 s, what is the magnitude of the astronaut's radial acceleration? m/s2
The propeller of a World War II fighter plane is 2.50 m in diameter. (a) What is its angular velocity in radians per second if it spins at 1100 rev / min? Enter to 3 significant figures W (b) What is the linear speed of its tip at this angular velocity if the plane is stationary on the tarmac? Enter to 3 significant figures V= rad/s (c) What is the centripetal acceleration of the propeller tip under these conditions? Calculate it in meters per second squared Enter to 3 significant figures ac g m/s ac = ✔m/s² Compare the centripetal acceleration to the acceleration due to gravity g. Is the centripetal acceleration very large or very small compared to g? Enter to 3 significant figures = ✓ (d) State what force provided this centripetal acceleration.
A rotating object's angular position is given by ?(t) =(1.91t2 − 7.30t + 2.75) rad, where t is measured in seconds. Find the following: (a) the object's angular speed when t = 3.30 s (b) the magnitude of the angular acceleration when t = 3.30 s
A bar on a hinge starts from rest and rotates with an angular acceleration a = 10 + 6t, where a is in rad/s2 and t is in seconds. Determine the angle in radians through which the bar turns in the first 4.00 s.