Physics

A spinning top has a diameter of 10 cm. A point on the outer rim of the top moves through an angle of 8ΒΆ radians each second. A) what is the angular velocity of the point? B) what is the distance moved by the point in 5 seconds? C) what is the velocity of the point? D) what is the acceleration of the point?

  1. πŸ‘ 1
  2. πŸ‘Ž 0
  3. πŸ‘ 57
asked by Emanuel silver(Ag)
  1. R = 0.05 meter
    A. You already said omega = 8 pi radians/second

    C. omega R = v = 8 pi (0.05)

    B. theta = angle moved = (8 pi)(5)
    so distance = R Theta = (0.05)(8 pi)(5)

    D. Ac = R omega^2 = 0.05 (64 pi^2)

    1. πŸ‘ 0
    2. πŸ‘Ž 0
    posted by Damon

Respond to this Question

First Name

Your Response

Similar Questions

  1. Physics

    When a compact disk with a 12.0-cm diameter is rotating at 4.2 rad/s, what is (a) the linear speed and (b) the centripetal acceleration of a point on its outer rim?

    asked by Jennifer on April 10, 2014
  2. physics

    A DVD is spinning at constant velocity. Compare and contrast the accelection of point A at the rim of the DVD and point B halfway between the centre and the rim.

    asked by Eddy on April 13, 2010
  3. physics

    A wheel is spinning with constant angular velocity the ratio of speed of a point on the end of rim to the speed of point halfway between the centre and the end point of rim is:........?

    asked by sunny chauhan on December 10, 2014
  4. pre-cal

    The 3-point line in basketball is 23 ft 9 in away from the point on the floor vertically below the center of an 18-in diameter rim. The rim is 10 ft above the floor. Kim shoots a three pointer using a 9-in diameter ball from the

    asked by Joe on June 19, 2013
  5. math

    Find the probability of spinning each of the following. /content/media/680582-592012-85319-AM-284858430.png 1. P(7) (1 point) 1/7 1/8 3/8 7/8 2. P(not 7) (1 point) 1/7 1/8 5/8 7/8 3. P(a multiple of 2) (1 point) 0.25 0.5 0.625

    asked by Jassie on May 12, 2017
  6. physics

    A compact disk, which has a diameter of 12.0 cm, speeds up uniformly from zero to 4.40 rev/s in 3.20 s. What is the tangential acceleration of a point on the outer rim of the disk at the moment when its angular speed is

    asked by angel on October 17, 2009
  7. college physics

    A compact disk, which has a diameter of 12.0 cm, speeds up uniformly from zero to 4.40 rev/s in 3.20 s What is the tangential acceleration of a point on the outer rim of the disk at the moment when its angular speed is 3.00

    asked by carman on October 18, 2009
  8. Math - Precalculus - Parametric Equations/Geometry

    A hockey puck of diameter 3 inches is spinning around its center at a speed of 3 counterclockwise rotations per second. The center of the puck is traveling at a speed of 24 inches per second at an angle of 45 degrees to the

    asked by Sam on December 11, 2013
  9. phsyics

    A compact disk, which has a diameter of 12.0 cm, speeds up uniformly from zero to 2.50 rev/s in 2.10 s. What is the tangential acceleration of a point on the outer rim of the disk at the moment when its angular speed is the

    asked by mary on October 24, 2010
  10. physics

    A bicycle with wheels of 70.0 cm diameter is going at a speed of 12.0 m/s.How fast is a point on the rim at the top of one of the wheels moving relative to the ground?

    asked by Sandhya on December 2, 2008

More Similar Questions