Sentence examples for area of a sphere from inspiring English sources

The area of a sphere is 4πr², so it depends on r² rather than r.

The surface area of a sphere is 4πr2, and the surface area of the circumscribing cylinder is 6πr2.

Specifically, the circumference of a circle or the area of a sphere increases as a polynomial function of its radius.

"The surface area of a sphere goes up with the square of the radius, so suddenly the wrapper is twenty-five times as large.

In our three-dimensional world, the principle is the same, but the force lines have to be shared out over the area of a sphere instead.

Since the complete surface area of a sphere is 4π times the square of its radius, the total solid angle about a point is equal to 4π steradians.

The field thus gets weaker as you move away from the object, in proportion to the surface areas of these spheres.

Also, the surface areas of perfect spheres supervene with metaphysical necessity on their volumes (and vice versa) (Lombard 1986).

Moreover, the BET surface area of the prepared Cu2O spheres under 0°C (45.985 m2/g) is larger than the surface areas of Cu2O spheres under 25°C (31.961 m2/g) and under 50°C (20.944 m20.944

The selected-area electron diffraction (SAED) pattern of a ZnS sphere shows several clear diffraction rings that correspond to the cubic ZnS structure, and the ZnS sphere shows polycrystalline characteristics (Figure 2c).

The national science parks are characterized by: a) Operate in the overlapping areas of the institutional spheres.