physics

posted by .

A grinding wheel 0.28 m in diameter rotates at 2400 rpm. What is the acceleration of a point on the edge of the grinding wheel?

  • physics -

    a=w^2 *r

    in SI units, w= 2400rpm * 1min/60sec*2PIrad/revolution= 251rad/sec

Respond to this Question

First Name
School Subject
Your Answer

Similar Questions

  1. phy

    A grinding wheel 0.62 m in diameter rotates at 2400 rpm. (a) Calculate its angular velocity in rad/s. rad/s (b) What are the linear speed and acceleration of a point on the edge of the grinding wheel?
  2. phy

    A grinding wheel 0.62 m in diameter rotates at 2400 rpm. (a) Calculate its angular velocity in rad/s. rad/s (b) What are the linear speed and acceleration of a point on the edge of the grinding wheel?
  3. physics

    A grinding wheel 0.40 m in diameter rotates at 2200 rpm. What is the acceleration of a point on the edge of the grinding wheel?
  4. physics

    A grinding wheel 0.40 m in diameter rotates at 2200 rpm. What is the acceleration of a point on the edge of the grinding wheel?
  5. physics

    A grinding wheel 0.40 m in diameter rotates at 2200 rpm. What is the acceleration of a point on the edge of the grinding wheel?
  6. Physics

    An electric motor rotating a workshop grinding wheel at a rate of 95 rev/min is switched off. Assume the wheel has a constant negative angular acceleration of magnitude 2.40 rad/s2. (a) How long does it take for the grinding wheel …
  7. Physic

    An electric motor rotating a workshop grinding wheel at a rate of 114 rev/min is switched off. Assume the wheel has a constant negative angular acceleration of magnitude 2.10 rad/s2. (a) How long does it take for the grinding wheel …
  8. physics

    An electric motor rotating a workshop grinding wheel at a rate of 9.80 101 rev/min is switched off. Assume the wheel has a constant negative angular acceleration of magnitude 2.00 rad/s2. (a) How long does it take for the grinding …
  9. Physics

    A 6 kg grinding wheel of radius 0.2 m rotates at a constant rotational frequency of 4 rad/s when an object makes contact with the outer edge of the wheel. Friction causes the wheel to stop in 2 seconds. What is the average torque on …
  10. Science

    A 6 kg grinding wheel of radius 0.2 m rotates at a constant rotational frequency of 4 rad/s when an object makes contact with the outer edge of the wheel. Friction causes the wheel to stop in 2 seconds. What is the average torque on …

More Similar Questions