Тест 8.3 Determination of the geometric characteristics of a semicircle

The desired value

Analytical solution

Calculation results (LIRA)

Uncertainty,%

Moment of inertia in torsion Iк, sm⁴

1,862 х 10⁶

1,8583 х 10⁶

0,2

Shift area relative to the axis Y Fy, см²

2879,6

2877,55

0,02

Shift area relative to the axis Z Fz, см²

3360,24

3361,6

0,04

Bimoment (sectorial moment) of inertia Iw, см⁶

9,283 х 10⁷

9,225 х 10⁷

0,62

Torsion center coordinates, см

Yc

4,24

4,23805

0,03

Zc

0

0

0