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L'efficienza luminosa o più correttamente efficacia luminosa di una sorgente di luce è il rapporto tra il flusso luminoso (emissione luminosa percepibile espressa in lumen) e la potenza elettrica assorbita dalla rete elettrica, espressa in watt. Dimensionalmente si esprime quindi in lumen/watt. Il flusso luminoso è definito in base alla peculiare risposta ai diversi colori dell'occhio umano medio, rappresentabile con una ben definita curva di sensibilità alle lunghezze d'onda dello spettr...

Johann Jakob Scherer Presiden Konfederasi Swiss Ke-27Masa jabatan1 Januari 1875 – 31 Desember 1875 PendahuluKarl SchenkPenggantiEmil WeltiAnggota Dewan Federal SwissMasa jabatan12 Juli 1872 – 23 Desember 1878 PendahuluJakob DubsPenggantiWilhelm Hertenstein Informasi pribadiLahir(1825-10-10)10 Oktober 1825Meninggal23 Desember 1878(1878-12-23) (umur 53)KebangsaanSwissSunting kotak info • L • B Johann Jakob Scherer (10 November 1825 – 23 Desember 1878) ...

Demonstrasi hukum Lenz Hukum Lenz adalah hukum fisika yang menjelaskan tentang arah arus induksi. Dalam hukum ini, arah arus induksi selalu mempunyai arah tertentu. Arah arus induksi selalu menghindar dari medan magnet yang menimbulkannya. Hukum Lenz juga dapat dipandang dari sisi medan magnet. Arus induksi akan mempunyai medan magnet yang selalu menghindari perubahan medan magnet yang ada.[1] Hukum Faraday dan hukum Lenz sama-sama berhubungan dengan perubahan fluks magnetik dalam sua...

Alexander Tamanian Ալեքսանդր ԹամանյանLahir4 Maret 1878Yekaterinodar, Oblast Kuban, Kekaisaran RusiaMeninggal20 Februari 1936Yerevan, RSS Armenia, Uni SovietKebangsaanArmeniaPekerjaanArsitekGedungTeater Opera Armenia Alexander Tamanian (Armenian: Ալեքսանդր Թամանյանcode: hy is deprecated ; 4 Maret 1878 – 20 Februari 1936) adalah arsitek neoklasik Armenia kelahiran Rusia, terkenal karena karyanya di kota Yerevan. Tamanian lahir di kota Yekaterin...

  دائرة الاستخبارات الاتحادية الألمانية (بالألمانية: Bundesnachrichtendienst)‏  بي ان دي—BND دائرة الاستخبارات الاتحادية الألمانية   تفاصيل الوكالة الحكومية البلد ألمانيا  تأسست 1 أبريل 1956 صلاحياتها تتبع الاستخبارات الأجنبية المركز بولآخ48°03′49″N 11°31′46″E / 48.0636111111...

Logo di Xiph.Org La Xiph.Org Foundation è una organizzazione no-profit[1] dedicata alla produzione di formati multimediali liberi. Il nome e il logo derivano dallo Xiphophorus helleri[2]. Indice 1 Progetti della Xiph.Org Foundation 2 Note 3 Altri progetti 4 Collegamenti esterni Progetti della Xiph.Org Foundation Ogg Vorbis Theora FLAC Speex Tremor Tarkin Writ OggUVS OggPCM Skeleton RTP-container CMML Xiph QuickTime Components Annodex cdparanoia XSPF Icecast Ices Note ^ (EN) X...

Pour les articles homonymes, voir Jaucourt. Louis de JaucourtBiographieNaissance 27 septembre 1704ParisDécès 3 février 1781 (à 76 ans)CompiègneSurnom Chevalier de JaucourtLouis de NeufvilleFormation Université de CambridgeUniversité de LeydeUniversité de GenèveActivité Médecin, philosophe et homme de lettresAutres informationsMembre de Royal Society (1756)Académie royale des sciences de PrusseAcadémie royale des sciences de SuèdeAcadémie des sciences, belles-lettres et ar...

Untuk penyanyi yang juga dipanggil Mpok Atiek, lihat Atiek CB. Mpok Hj. AtiekLahirHj. Atiek Riwayati28 Februari 1956 (umur 68)Cirebon, Jawa Barat, IndonesiaKebangsaanIndonesiaNama lainMpok AtiekPekerjaanPemeranpelawakTahun aktif1997—sekarang Hj. Atiek Riwayati (lahir 28 Februari 1956), dikenal sebagai Mpok Atiek adalah pemeran dan pelawak Indonesia keturunan Sunda dan Cirebon.[1][2] Ia memiliki sebuah butik dan studio foto di area Thamrin City yang masing-masi...

Comics character Bronze TigerBronze Tiger as depicted on the cover to Checkmate #7. Art by Cliff Richards.Publication informationPublisherDC ComicsFirst appearanceRichard Dragon, Kung Fu Fighter #1 (May 1975)Created byDennis O'Neil (writer)Jim Berry (artist)Leopoldo Durañona (artist)In-story informationAlter egoBenjamin Ben TurnerSpeciesHumanPlace of originCentral CityTeam affiliationsSuicide SquadLeague of AssassinsG.O.O.D.Justice League Task ForceJustice LeagueCBIPartnershipsRichard Dragon...

Not to be confused with Darrel Williams (cricketer), Darrell Williams (American football), or Darrell Williams Jr.. American football player (born 1995) American football player Darrel WilliamsWilliams with the Kansas City Chiefs in 2019Personal informationBorn: (1995-04-15) April 15, 1995 (age 29)Marrero, Louisiana, U.S.Height:5 ft 11 in (1.80 m)Weight:224 lb (102 kg)Career informationHigh school:John Ehret (Marrero, Louisiana)College:LSU (2014–2017)Position:R...

Sudanese statesman, scholar and international civil servant Kamil Idrisكامل إدريسBornKamil Eltayeb Idris[1] (1954-08-26) 26 August 1954 (age 69)[2]NationalitySudaneseKnown forDirector General of WIPO, Presidential Candidate in The Sudan Kamil Eltayeb Idris (Arabic: كامل إدريس) (born on 26 August 1954)[2][3] is a Sudanese statesman, scholar and international civil servant.[4] He was Director General of the World Intellectual P...

English drummer B. J. WilsonBackground informationBirth nameBarrie James WilsonBorn(1947-03-18)18 March 1947[1]Edmonton, EnglandDied8 October 1990(1990-10-08) (aged 43)[1]Eugene, Oregon, United StatesGenresRock, Progressive rock, Psychedelic rock, Baroque rockOccupation(s)MusicianInstrument(s)DrumsYears active1962–1987Musical artist Barrie James Wilson (18 March 1947 – 8 October 1990) was an English rock drummer. He was best known as a member of Procol Harum for the m...

Bread PotbroodPotbrood in the potTypeBreadPlace of originSouth Africa  Media: Potbrood Potbrood (pot bread) is bread first made by the Boer settlers of what is now South Africa. Potbrood was traditionally baked in a cast-iron pot (also known as a Dutch oven) in a pit made in the ground and lined with hot coals. Potbrood Recipe PREP TIME 30minutes mins COOK TIME 2hours hrs SERVINGS 4 EQUIPMENT Potjie Pot (or a Dutch oven as an alternative) Mixing Bowl Wooden spoon Measuring spoons and...

Asosiasi Sepak Bola SingapuraAFCDidirikan1892Bergabung dengan FIFA1952Bergabung dengan AFC1954PresidenWali kota Zainudin bin NordinWebsitehttps://www.fas.org.sg/ Asosiasi Sepak Bola Singapura adalah badan pengendali sepak bola di Singapura. Badan ini merupakan badan pengendali dari tim nasional senior Singapura, tim nasional U-23 Singapura, Liga Singapura, Piala Singapura, dan Charity Shield Singapura. Badan ini awalnya bernama Asosiasi Sepak Bola Amatir Singapura, saat pendiriannya pada tahu...

1923 silent film by Jean Epstein Cœur fidèleCœur fidèle (1923), posterDirected byJean EpsteinWritten byJean EpsteinMarie EpsteinStarringGina ManèsLéon MathotEdmond Van DaëleMarie EpsteinCinematographyLéon DonnotPaul GuichardHenri StuckertProductioncompanyPathéRelease date 23 November 1923 (1923-11-23) Running time87 minutes (on DVD 2007)CountryFranceLanguagesSilent filmFrench intertitles Cœur fidèle is a 1923 French drama film directed by Jean Epstein. It has the alt...

本文或本章節是關於未來的公共运输建設或計划。未有可靠来源的臆測內容可能會被移除，現時內容可能與竣工情況有所出入。 此条目讲述中国大陆處於施工或详细规划阶段的工程。设计阶段的資訊，或許与竣工后情況有所出入。无可靠来源供查证的猜测会被移除。 设想中的三条路线方案[1]。 臺灣海峽隧道或臺湾海峡橋隧（英語：Taiwan Strait Tunnel Project）是一项工程�...

Public health agency of the African Union Africa Centre for Disease Control and Prevention (Africa CDC)Agency overviewFormed2016; 8 years ago (2016)StatusActiveHeadquarters16/17, Addis Ababa, EthiopiaParent departmentAfrican UnionWebsitehttps://africacdc.org/ Politics of the African Union Institutions Casablanca Group Union of African States Organisation of African Unity African Economic Community African Unification Front Executive Assembly Chairperson Commission Chairperso...

Military service number A collection of service numbers from a United States Air Force officer's service record. From left to right (top to bottom): A Regular Air Force officer number, an Army Air Forces Reserve officer number, a Regular Army (Air Corps) officer number, and a Regular Army enlisted number. United States Air Force service numbers were created in the spring of 1948, approximately six months after the Air Force's creation as separate branch of the armed forces.[1] Air For...

جون أوتو مارش الابن (بالإنجليزية: John Otho Marsh junior)‏   الصورة الرسمية لجون أوتو مارش    معلومات شخصية الميلاد 7 أغسطس 1926   وينشستر  الوفاة 4 فبراير 2019 (92 سنة)   رافين، فرجينيا  [لغات أخرى]‏  سبب الوفاة قصور القلب  مواطنة الولايات المتحدة  عدد الأولا�...

This article is about the village in the Gaza District. For other villages, see Al-Manshiyya. Place in Gaza, Mandatory PalestineIraq al-Manshiyya عراق المنشية'Iraq al-Manshiya, Arak el Menshiyeh[1]Etymology: The cliff of the place of growth[1] 1870s map 1940s map modern map 1940s with modern overlay map A series of historical maps of the area around Iraq al-Manshiyya (click the buttons)Iraq al-ManshiyyaLocation within Mandatory PalestineCoordinates: 31°36′30″N ...