| Difficulty | Secondary School | High school/other |
| ★ | Basic | Easy |
| ★★ | Demanding | Basic |
| ★★★ | Demanding | |
| ★★★★ | Difficult | |
| ★★★★★ | Very difficult |
Determine the moment of inertia of the wheel through its center.
Answer: $0{,}078\ kgm^2$
Exercise 3.13 B
| Difficulty | Secondary School | High school/other |
| ★ | Basic | Easy |
| ★★ | Demanding | Basic |
| ★★★ | Demanding | |
| ★★★★ | Difficult | |
| ★★★★★ | Very difficult |
Specify the moment of inertia of the rolling object.
Tip: First derive an expression for the moment of inertia starting from the principle of energy. Then take advantage of the steadily accelerating motion formulas.
Answer: $0{,}000012\ kgm^2$
Exercise 3.13 C
| Difficulty | Secondary School | High school/other |
| ★ | Basic | Easy |
| ★★ | Demanding | Basic |
| ★★★ | Demanding | |
| ★★★★ | Difficult | |
| ★★★★★ | Very difficult |
Specify the moment of inertia of the rolling object.
Tip: First derive an expression for the moment of inertia starting from the principle of energy. Then take advantage of the steadily accelerating motion formulas.
Answer: $0{,}000021\ kgm^2$
Exercise 3.13 D
| Difficulty | Secondary School | High school/other |
| ★ | Basic | Easy |
| ★★ | Demanding | Basic |
| ★★★ | Demanding | |
| ★★★★ | Difficult | |
| ★★★★★ | Very difficult |
Determine the moment of inertia of the wheel through its center.
${\Sigma M=\frac{dL}{dt}}$
Answer: $0{,}073 kgm^2$