A wheel starts from rest and rotates with constant angular acceleration and reaches an angular speed of 12.0 rad/s in 3.00 s. Find the angle (in radians) throuh which it rotates in this time.

  1. 👍 0
  2. 👎 0
  3. 👁 1,146
  1. clearly a = (12rad/s)/(3s) = 4 rad/s^2

    As with linear motion, s = 1/2 at^2, so it traveled through

    1/2 * 4 * 9 = 18 rad

    1. 👍 0
    2. 👎 0

Respond to this Question

First Name

Your Response

Similar Questions

  1. Physics

    A dentist's drill starts from rest. After 3.20 s of constant angular acceleration it turns at a rate of 2.7 104 rev/min. (a) Find the drill's angular acceleration. (b) Determine the angle (in radians) through which the drill

    asked by Sam on November 4, 2010
  2. physics

    a wheel starts from rest on application of torque which gives it an angular acceleration @=2t^2-t^2 for first two seconds after which @= 0 then find angular velocity of wheel after 4 seconds.

    asked by Priya on July 29, 2017
  3. phys

    A wheel starts from rest and has an angular acceleration of 4.0 rad/s^(2). When it has made 10 rev its angular velocity is:

    asked by jay on April 27, 2014
  4. Physics

    Starting from rest, a disk rotates about its central axis with constant angular acceleration. In 6.00 s, it rotates 28.0 rad. During that time, what are the magnitudes of (a) the angular acceleration and (b) the average angular

    asked by S.Jacob on November 25, 2011
  5. Physics

    Starting from rest, a wheel undergoes constant angular acceleration for a period of time T. At what time after the start of rotation does the wheel reach an angular speed equal to its average angular speed for this interval?

    asked by Ashley on June 8, 2010
  1. physics

    A flywheel with a diameter of 1 m is initially at rest. Its angular acceleration versus time is graphed in the figure. (a) What is the angular separation between the initial position of a fixed point on the rim of the flywheel and

    asked by Help..Help !!!! on March 21, 2011
  2. physics

    A 4.00-m length of light nylon cord is wound around a uniform cylindrical spool of radius 0.500 m and mass 1.00 kg. The spool is mounted on a frictionless axle and is initially at rest. The cord is pulled from the spool with a

    asked by Mike on March 19, 2012
  3. physics

    A centrifuge in a medical laboratory rotates at an angular speed of 3,550 rev/min. When switched off, it rotates through 54.0 revolutions before coming to rest. Find the constant angular acceleration (in rad/s2) of the centrifuge.

    asked by jojo on March 25, 2016
  4. physics

    The balance wheel of a watch oscillates with angular amplitude 1.7π rad and period 0.64 s. Find (a) the maximum angular speed of the wheel, (b) the angular speed of the wheel at displacement 1.7π/2 rad, and (c) the magnitude of

    asked by kylie on January 9, 2011
  5. physics

    If the CD rotates clockwise (let's take clockwise rotation as positive) at 500 (revolutions per minute) while the last song is playing, and then spins down to zero angular speed in 2.60 with constant angular acceleration, what is

    asked by Anonymous on October 24, 2012

You can view more similar questions or ask a new question.