A disc rotates with angular velocity w and kinetic energy E. Then its angular momentum

• A

  $\mathrm{I\omega }$

• B

  $\mathrm{L}=\frac{\mathrm{E}}{\mathrm{\omega }}$

• C

  $\mathrm{L}=\frac{2\mathrm{E}}{\mathrm{\omega }}$

• D

  $\mathrm{L}=\frac{\mathrm{\omega }}{\mathrm{E}}$