Saturday
March 25, 2017

Post a New Question

Posted by on .

A 12.1 g CD with a radius of 6.16 cm rotates with an angular speed of 31.1 rad/s. What is its kinetic energy?

  • Physics please help!! - ,

    K.E. = (1/2) I w^2

    I = (1/2) M R^2 = 2.30*10^-4 kg m^2

    w is the angular velocity in rad/s

    The answer will be in Joules

Answer This Question

First Name:
School Subject:
Answer:

Related Questions

More Related Questions

Post a New Question