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Photoelectron meaning in Urdu

Photoelectron Definitions

1) Photoelectron : ضیائی برقیہ : (noun) an electron that is emitted from an atom or molecule by an incident photon.

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Useful Words


Thermion : برق پارہ , Monometallic : ایک دھات پر مشتمل , Binding Energy : انفصالی توانائی , Lactose : دودھ میں پائی جانے والی شوگر , Scintillation : جگمگاہٹ , Scene : منظر , Clowning : مزاح , Anecdote : روایت , Shiner : چمکانے والا , Funny : مزاحیہ , Reflected : منعکس , Hideki Yukawa : یوکاوا ماہر طبیعیات , Mephitis : زمین سے نکلنے والی زہریلی گیس , Act Out : اظہار کر نا , Fluorescence : نورانیت , Cost Accountant : لاگت کا محاسب , White : سفید , Absorption : انجزاب توانائی , High-Energy : اعلی توانائی کا , Camera : فلم بنانے کا آلہ , Raster : منفیری نلی کی اسکرین پر الیکٹرون شعاعوں کی لکیروں کا مخصوص نمونہ , Atomic Theory : جوہری نظریہ , Absorption Factor : جذب کرنے کی صلاحیت , Absorptance : شعائیں جذب کرنے کا پیمانہ , Addition Reaction : ایک کیمیکل رد عمل , Acid Halide : نمک کا تیزاب , Affinity : کیمیائی کشش , Neutron Bomb : نیوٹرون بم؛ شدید ایٹم بم , Proton : پروٹون , Complex : مرکب , Structural Formula : کسی سالمے میں ایٹموں کے روابطی تعلقات کا خاکہ

Useful Words Definitions


Thermion: an electrically charged particle (electron or ion) emitted by a substance at a high temperature.

Monometallic: containing one atom of metal in the molecule.

Binding Energy: the energy required to separate particles from a molecule or atom or nucleus; equals the mass defect.

Lactose: a sugar comprising one glucose molecule linked to a galactose molecule; occurs only in milk.

Scintillation: (physics) a flash of light that is produced in a phosphor when it absorbs a photon or ionizing particle.

Scene: an incident (real or imaginary).

Clowning: a comic incident or series of incidents.

Anecdote: short account of an incident (especially a biographical one).

Shiner: something that shines (with emitted or reflected light).

Funny: an account of an amusing incident (usually with a punch line).

Reflected: (especially of incident sound or light) bent or sent back.

Hideki Yukawa: Japanese mathematical physicist who proposed that nuclear forces are mediated by massive particles called mesons which are analogous to the photon in mediating electromagnetic forces (1907-1981).

Mephitis: a poisonous or foul smelling gas emitted from the earth.

Act Out: represent an incident, state, or emotion by action, especially on stage.

Fluorescence: light emitted during absorption of radiation of some other (invisible) wavelength.

Cost Accountant: a specialist in the systematic recording and analysis of the costs incident to production.

White: being of the achromatic color of maximum lightness; having little or no hue owing to reflection of almost all incident light.

Absorption: (physics) the process in which incident radiated energy is retained without reflection or transmission on passing through a medium.

High-Energy: of or relating to elementary particles having energies of hundreds of thousands of electron volts.

Camera: television equipment consisting of a lens system that focuses an image on a photosensitive mosaic that is scanned by an electron beam.

Raster: the rectangular formation of parallel scanning lines that guide the electron beam on a television screen or a computer monitor.

Atomic Theory: a theory of the structure of the atom.

Absorption Factor: (physics) the property of a body that determines the fraction of the incident radiation or sound flux absorbed or absorbable by the body.

Absorptance: a measure of the rate of decrease in the intensity of electromagnetic radiation (as light) as it passes through a given substance; the fraction of incident radiant energy absorbed per unit mass or thickness of an absorber.

Addition Reaction: a chemical reaction in which one molecule is added to another.

Acid Halide: organic compounds containing the group -COX where X is a halogen atom.

Affinity: the force attracting atoms to each other and binding them together in a molecule.

Neutron Bomb: atom bomb that produces lethal neutrons with less blast.

Proton: a stable particle with positive charge equal to the negative charge of an electron.

Complex: a compound described in terms of the central atom to which other atoms are bound or coordinated.

Structural Formula: an expanded molecular formula showing the arrangement of atoms within the molecule.

Related Words


Electron : برقیہ

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