# What is the angular momentum of a rod with a mass of #4 kg# and length of #9 m# that is spinning around its center at #18 Hz#?

##### 1 Answer

Oct 11, 2017

The angular momentum is

#### Explanation:

The angular momentum is

where

The mass of the rod is

The length of the rod is

The moment of inertia of a rod, rotating about the center is

The angular velocity is

Therefore,

The angular momentum is