Definition of Power of a point. Meaning of Power of a point. Synonyms of Power of a point

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Definition of Power of a point

Power of a point
7. A large quantity; a great number; as, a power o? good things. [Colloq.] --Richardson. 8. (Mech.) (a) The rate at which mechanical energy is exerted or mechanical work performed, as by an engine or other machine, or an animal, working continuously; as, an engine of twenty horse power. Note: The English unit of power used most commonly is the horse power. See Horse power. (b) A mechanical agent; that from which useful mechanical energy is derived; as, water power; steam power; hand power, etc. (c) Applied force; force producing motion or pressure; as, the power applied at one and of a lever to lift a weight at the other end. Note: This use in mechanics, of power as a synonym for force, is improper and is becoming obsolete. (d) A machine acted upon by an animal, and serving as a motor to drive other machinery; as, a dog power. Note: Power is used adjectively, denoting, driven, or adapted to be driven, by machinery, and not actuated directly by the hand or foot; as, a power lathe; a power loom; a power press. 9. (Math.) The product arising from the multiplication of a number into itself; as, a square is the second power, and a cube is third power, of a number. 10. (Metaph.) Mental or moral ability to act; one of the faculties which are possessed by the mind or soul; as, the power of thinking, reasoning, judging, willing, fearing, hoping, etc. --I. Watts. The guiltiness of my mind, the sudden surprise of my powers, drove the grossness . . . into a received belief. --Shak. 11. (Optics) The degree to which a lens, mirror, or any optical instrument, magnifies; in the telescope, and usually in the microscope, the number of times it multiplies, or augments, the apparent diameter of an object; sometimes, in microscopes, the number of times it multiplies the apparent surface. 12. (Law) An authority enabling a person to dispose of an interest vested either in himself or in another person; ownership by appointment. --Wharton. 13. Hence, vested authority to act in a given case; as, the business was referred to a committee with power. Note: Power may be predicated of inanimate agents, like the winds and waves, electricity and magnetism, gravitation, etc., or of animal and intelligent beings; and when predicated of these beings, it may indicate physical, mental, or moral ability or capacity. Mechanical powers. See under Mechanical. Power loom, or Power press. See Def. 8 (d), note. Power of attorney. See under Attorney. Power of a point (relative to a given curve) (Geom.), the result of substituting the co["o]rdinates of any point in that expression which being put equal to zero forms the equation of the curve; as, x^2 + y^2 - 100 is the power of the point x, y, relative to the circle x^2 + y^2 - 100 = 0.

Meaning of Power of a point from wikipedia

- elementary plane geometry, the power of a point is a real number that reflects the relative distance of a given point from a given circle. It was introduced...
- Microsoft PowerPoint is a presentation program, created by Robert Gaskins, Tom Rudkin, and Dennis Austin at a software company named Forethought, Inc...
- Look up PowerPoint, power point, or powerpoint in Wiktionary, the free dictionary. PowerPoint is a presentation software program by Microsoft Corporation...
- Maximum power point tracking (MPPT), or sometimes just power point tracking (PPT), is a technique used with variable power sources to maximize energy extraction...
- The half-power point is the point at which the output power has dropped to half of its peak value; that is, at a level of approximately −3 dB. In filters...
- PowerPoint animation is a form of animation which uses Microsoft PowerPoint and similar programs to create a game or movie. The artwork is generally created...
- deliver a presentation based on a set of slides that they have never seen before. Its name is derived from Microsoft PowerPoint, a po****r presentation software...
- architectures Power.org, a predecessor to the OpenPOWER Foundation Exponentiation, "x to the power of y" Power function Power of a point Statistical power Magnification...
- Hinkley Point B nuclear power station was a nuclear power station near Bridgwater, Somerset, on the Bristol Channel coast of south west England. It was...
- Point C nuclear power station (HPC) is a two-unit, 3,200 MWe EPR nuclear power station under construction in Somerset, England. The site was one of eight...