A turntable rotates with a constant 2.25 rad/s2 angular acceleration. After 4.00 s it has rotated through an angle of 30.0 rad. What was the angular velocity of the wheel at the beginning of the 4.00 s interval?
A turntable rotates with a constant 2.25 rad/s2 angular acceleration. After 4.00 s it has rotated...
A turntable rotates with a constant 2.25 rad/s2 angular acceleration. After 3.00 s it has rotated through an angle of 30.0 rad. What was the angular velocity of the wheel at the beginning of the 3.00-s interval?
A turn table of with a diameter of 36.0 cm rotates in the ccw direction. The angular acceleration is +1.75 rad/s2. After 4.00 s it has rotated through an angle of 30.0 rad. a. What is the average angular velocity? b. What is the initial angular velocity of the turntable? c. What is the magnitude of the NET linear acceleration at the outer edge of the turntable, at the start of the 4.00 s time interval?
A wheel, starting from rest, rotates with a constant angular acceleration of 1.90 rad/s^2. During a certain 8.00 s interval, it turns through 120 rad. How long had the wheel been turning before the start of the 8.00 s interval? What was the angular velocity of the wheel at the start of the 8.00 s interval?
A wheel, starting from rest, rotates with a constant angular acceleration of 4.10 rad/s^2. During a certain 7.00 s interval, it turns through 117 rad. (a) How long had the wheel been turning before the start of the 7.00 s interval? (b) What was the angular velocity of the wheel at the start of the 7.00 s interval?
A machine part rotates at an angular speed of 0.70 rad/s; its speed is the increased to 2.6 rad/s at an angular acceleration of 0.51 rad/s2. Find the angle through which the part rotates before reaching this final speed.A rotating wheel requires 9.00 s to rotate 30.0 revolutions. Its angular velocity at the end of the 9.00 s interval is 97.0 rad/s. What is the consta angular acceleration of the wheel?
A wheel, starting from rest, rotates with a constant angular acceleration of 4.50 rad/s2. During a certain 5.00 s interval, it turns through 85.0 rad. (a) What is the angular velocity of the wheel at the start of the 5.00 s interval? rad/s (b) How long has the wheel been turning before the start of the 5.00 s interval? s
A Spinning Grinding Wheel At time t = 0 a grinding wheel has an angular velocity of 30.0 rad/s It has a constant angular acceleration of 28.0 rad/s^2 until a circuit breaker trips at time t = 2.30s. From then on, the wheel turns through an angle of 436 rad as it coasts to a stop at constant angular deceleration. Through what total angle did the wheel turn between t = 0 and the time it stopped? At what time does...
A wheel rotates with a constant angular acceleration of 1.5π rad/s2. During a certain time interval its angular displacement is 3π rad. At the end of the interval its angular velocity is 5π rad/s. Its angular velocity at the beginning of the interval is: 4π rad/s zero 2π rad/s 9 rad/s 3π rad/s
A wheel starts from rest and rotates about its axis with constant angular acceleration. After 7.5 s have elapsed, it has rotated through an angle of 15 radians. What is the angular acceleration of the wheel?
A wheel, starting from rest, rotates with a constant angular acceleration of 1.70 rad/s2. During a certain 3.00 s interval, it turns through 16.1 rad. (a) How long had the wheel been turning before the start of the 3.00 s interval? (b) What was the angular velocity of the wheel at the start of the 3.00 s interval?