Second Moment of Area of a Circle
Second Moment of Area of a Circle formulas
| \(\large{ I_{x} = \frac { \pi \; r^4}{ 4 } }\) | |
| \(\large{ I_{y} = \frac { \pi \; r^4}{ 4 } }\) | |
| \(\large{ I_{x1} = \frac { 5 \; \pi \; r^4}{ 4 } }\) | |
| \(\large{ I_{y1} = \frac {5 \; \pi \; r^4}{ 4 } }\) |
Where:
| Units | English | Metric |
| \(\large{ I }\) = moment of inertia | \(\large{ in^4 }\) | \(\large{ mm^4 }\) |
| \(\large{ \pi }\) = Pi | \(\large{3.141 592 653 ...}\) | |
| \(\large{ r }\) = radius | \(\large{ in }\) | \(\large{mm }\) |
