Question

The unit of mass moment of inertia in SI unit is

• A. $$m^4$$
• B. $$kg\times m^2$$
• C. $$N\times m$$
• D. $$kg \times m \times s^2$$

Answer 1

Answer:

$$kg\times m^2$$

moment of inertia is the rotational inertia of a body. it is given by $I=ΣMR^2$ then the unit is $kgm^2$