direction perpendicular
61Corrugated galvanised iron — roofing in Mount Lawley, Western Australia …
62Electrostatic ion cyclotron wave — An electrostatic ion cyclotron wave is a longitudinal oscillation of the ions (and electrons) in a magnetized plasma, propagating nearly (but not exactly) perpendicular to the magnetic field. The angle (in radians) between the direction of… …
63Viscosity — For other uses, see Viscosity (disambiguation). Viscosity The substance above has lower viscosity than the substance below SI symbol: μ, η SI unit: Pa·s  …
64vertical — verticality, verticalness, verticalism, n. vertically, adv. /verr ti keuhl/, adj. 1. being in a position or direction perpendicular to the plane of the horizon; upright; plumb. 2. of, pertaining to, or situated at the vertex. 3. of or pertaining… …
65vertical — /ˈvɜtɪkəl / (say vertikuhl) adjective 1. being in a position or direction perpendicular to the plane of the horizon; upright; plumb. 2. of, relating to, or situated at the vertex. 3. Botany a. (of a leaf) having the blade in a perpendicular plane …
66at right angles — adverb : in a perpendicular direction : in a direction perpendicular to something the teeth are filed straight across the saw at right angles to the blade U.S. War Dept. Technical Manual set in a plane at right angles to the table Machinery &… …
67Sagnac effect — The Sagnac effect (also called Sagnac Interference), named after French physicist Georges Sagnac, is a phenomenon encountered in interferometry that is elicited by rotation. The Sagnac effect manifests itself in a setup called ring interferometry …
68cylindrical projections/cylindrical equal-area map projection — A cylindrical map projection onto a cylinder tangent to a sphere, showing the geographic meridians as a family of equal spaced parallel straight lines perpendicular to a second family of parallel straight lines. They represent the geographic… …
69Moons of Saturn — Artist s concepts of the Saturnian ring–moon system Saturn, its rings and major icy moons from Mimas to Rhea …
70Moving magnet and conductor problem — Conductor moving in a magnetic field. The moving magnet and conductor problem is a famous thought experiment, originating in the 19th century, concerning the intersection of classical electromagnetism and special relativity. In it, the current in …
