Sentence examples for formula for the surface from inspiring English sources
It is displayed by corresponding growth factor β 2 in the formula for the surface conductivity.
This is displayed by corresponding mobility increase μ p in the formula for the surface conductivity.
As indicated above, a formula for the surface impedance can be derived based on electromagnetic boundary conditions.
We use a two-layer earth model, which is simple enough to have a precise analytic formula for the surface impedance.
In this paper, we attack the issue in a quantitative manner by considering a two-layer earth model, which enables an analytic formula for the surface impedance.
A recursive formula for the surface impedance in the frequency and wavenumber domains can be derived for a layered earth in a straightforward manner by using the electromagnetic continuity conditions at the layer boundaries (e.g. Wait, 1981, pp. 43 55).
Those of his results that could be simply expressed such as the formulas for the surface area and volume of a sphere became mathematical commonplaces, and one of the bounds he established for π, 22/7, was adopted as the usual approximation to it in antiquity and the Middle Ages.
While the Method shows that he arrived at the formulas for the surface area and volume of a sphere by "mechanical" reasoning involving infinitesimals, in his actual proofs of the results in Sphere and Cylinder he uses only the rigorous methods of successive finite approximation that had been invented by Eudoxus of Cnidus in the 4th century bce.
The surface area of a segment is calculated from its length and the mean of its proximal, middle and distal circumferences using the formula for determining the surface area of a cylinder.
Now, all you have to do is plug the dimensions of each shape into the formula for finding the surface area of each shape and you're all done.
By characterizing physical structure of the foam, formulas for calculating the surface of single foam bubble and counting foam film thickness were deduced.
