focal centre length
91Gaussian Formula — Derivation of Gaussian Formula = Carl Friedrich Gauss established a formula based on the relation between the object distance(u), image distance (v) and the focal length of a spherical mirror. That is,: frac {1}{u} + frac {1}{v} = frac {1}{f}Now… …
92Harold Hopkins — Born 6 December 1918 Leicester UK Died 22 October 1994 Reading UK Nationality …
93Delhi — /del ee/, n. 1. a union territory in N India. 4,065,698; 574 sq. mi. (1487 sq. km). 2. Also called Old Delhi. a city in and the capital of this territory: former capital of the old Mogul Empire; administrative headquarters of British India 1912… …
94radiation — radiational, adj. /ray dee ay sheuhn/, n. 1. Physics. a. the process in which energy is emitted as particles or waves. b. the complete process in which energy is emitted by one body, transmitted through an intervening medium or space, and… …
95tragedy — /traj i dee/, n., pl. tragedies. 1. a dramatic composition, often in verse, dealing with a serious or somber theme, typically that of a great person destined through a flaw of character or conflict with some overpowering force, as fate or society …
96Aegean civilizations — The Bronze Age civilizations that arose and flourished с 3000–1000 BC in the region bordering the Aegean Sea. They included Crete, the Cyclades, the Greek mainland south from Thessaly, including the Peloponnese, and Macedonia, Thrace, and western …
97Beijing 2008 Olympic Games: Mount Olympus Meets the Middle Kingdom — Introduction officially Games of the XXIX Olympiad The Games of the XXIX Olympiad, involving some 200 Olympic committees and as many as 13,000 accredited athletes competing in 28 different sports, were auspiciously scheduled to begin at 8 …
98Olympus PEN E-P2 — Type Micro Four Thirds, interchangeable lens camera Sensor Four Thirds System 18.00 × 13.50 mm Live MOS Maximum …
99Buckingham Palace — is the official London residence of the British monarch. [Traditionally the British Royal Court is still resident at St. James s Palace. While foreign ambassadors assuming their new position are received by the British sovereign at Buckingham… …
100Mekong — River (Mae Nam Khong) Megaung Myit, แม่น้ำโขง (Maenam Khong), Mékôngk, Tonle Thom, Cửu Long, Mê Kông, 湄公 (Méigōng) …
