# slenderness ratio

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Related to slenderness ratio: Radius of gyration

## slenderness ratio

[′slen·dər·nəs ‚rā·shō]
(aerospace engineering)
A configuration factor expressing the ratio of a missile's length to its diameter.
(civil engineering)
The ratio of the length of a column L to the radius of gyration r about the principal axes of the section.

## slenderness ratio

Of a column, the ratio of its effective length to its least radius of gyration.
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References in periodicals archive ?
Building deflections, height limit and slenderness ratio
While it is known that if the yield stress in a long column has a larger slenderness ratio, it generally matches Euler's equation.
These parameters include the blast impulse, the blast energy, the blast pressure, the blast duration, the blast direction, the column boundary condition, and the column slenderness ratio. The following conclusions have been drawn from the results of the parametric study:
With the average value of these measurements, it was possible to calculate the slenderness ratios (SR), based on the relation between particles length and thickness, and flatness factor (FF), based on the relation between particles wideness and thickness.
The percentage decrease in the deflection of the composite column having slenderness ratio of 50 is about 6.1% for change in concrete strength from M15 to M25 and 4.1% for change in concrete strength from M25 to M35.
This section represents the simulation results for the pressure distribution and the fluid film reaction forces for the proposed hydrodynamic SFD model, under different operating conditions, including journal eccentricity ratios, journal slenderness ratios, and Reynolds numbers (i.e., inertia effects).
(i) Total height H = 225 m and rectangular floor plan (Figure 1) has sides [l.sub.1] [congruent to] 64 m in x-direction (along wind) and [l.sub.2] [congruent to] 23m in y-direction (across wind); the geometric slenderness ratio is [lambda] [congruent to] 10;
The buckling forces [P.sub.cr] and stresses [[sigma].sub.cr] were calculated for RD and TRD models in a range of slenderness ratio from 30 to 130.
Experimental result for single angle of L 50 x 4, L 50 x 6, L 60 x 5, L 65 x 6 with slenderness ratio between 50 to 160 for bolted and welded connection are plot against IS 800:2007 column buckling curves are shown in Figure 14 to Figure 17.
where ASTM: B9-09 was highly recommended (10.) Specifically, the compression specimens were cut into a slenderness ratio of approximately 1.5 (i.e., length: IX mm/diameter: 12 mm).
It can be seen that the natural frequency obtained from Timoshenko beam model yields the same value provided that the beam's slenderness ratio is at least 100.

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