Möbius strip (x- coordinate )
Resistances connected parallel
Hall coefficient in semiconductors (for moderate magnetic fields)
Latent Heat
RC circuit (Voltage of the resistor at Series circuit)
Critical buckling stress of a column
Aperture area
Regular Dodecahedron ( midscribed sphere radius)
Concentration of a substance (first order reaction)
Sears–Haack body (Wave Drag related to the Volume)