dynamic quantity
111Complex number — A complex number can be visually represented as a pair of numbers forming a vector on a diagram called an Argand diagram, representing the complex plane. Re is the real axis, Im is the imaginary axis, and i is the square root of –1. A complex… …
112Sigmund Freud — Freud redirects here. For other uses, see Freud (disambiguation). Sigmund Freud Sigmund Freud, by Max Halberstadt, 1921 …
113Ohm's law — This article is about the law related to electricity. For other uses, see Ohm s acoustic law. V, I, and R, the parameters of Ohm s law. Ohm s law states that the current through a conductor between two points is directly proportional to the… …
114Phase transition — This diagram shows the nomenclature for the different phase transitions. A phase transition is the transformation of a thermodynamic system from one phase or state of matter to another. A phase of a thermodynamic system and the states of matter… …
115Mass spectrometry — (MS) is an analytical technique that measures the mass to charge ratio of charged particles.[1] It is used for determining masses of particles, for determining the elemental composition of a sample or molecule, and for elucidating the chemical… …
116Differential amplifier — symbol The inverting and non inverting inputs are distinguished by − and + symbols (respectively) placed in the amplifier triangle. Vs+ and Vs− are the power supply voltages; they are often omitted from the diagram for simplicity, but of course… …
117Numerical weather prediction — Weather models use systems of differential equations based on the laws of …
118Economic history of Chile — Colonial era to 1690In colonial times, the segmentation of Chile into latifundios left only small parcels for native American and mestizo villagers to cultivate. Cattle raised on the latifundios were a source of tallow and hides, which were sent …
119Dell monitors — A Dell monitor Dell sells LCD based computer monitors. Dell bundles monitors with its desktop computers as package deals, as well as selling them separately through their online store and some other retailers. They also sell monitors from other… …
120Body size scaling — relationships are relationships between a physiological quantity (such as the respiration rate, or the maximum reproduction rate) of organisms and their body size (frequently taken to be body weight). Empirical descriptions of such relationships… …
