# Ratio of Inertias#

## Part 1#

If two objects A and B have the same momentum but A has six times the kinetic energy of B, what is the ratio of their inertias $$\dfrac{m_A}{m_B}$$?

• $$\dfrac{1}{6}$$

• $$\dfrac{1}{5}$$

• $$\dfrac{1}{4}$$

• $$\dfrac{1}{3}$$

• $$\dfrac{1}{2}$$

• $$1$$