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However, the aircraft did possess a desirable capability, as proved when several Crusader pilots took off with the wings folded and were able to land the aircraft. One of these episodes took place on 23 August 1960; a Crusader with the wings folded took off from Napoli Capodichino in full afterburner, climbed to 5,000 ft (1,500 m) and then ...
Diagram of decreasing apertures with conversely increasing f-numbers, in one-stop increments; each aperture has half the light-gathering area of the previous one. It is akin, says the photographer Douglas Peebles , in its simplicity and obviousness to the advice "if you want to be famous for photographing famous people, begin by photographing ...
Disc of debris around an F-type star, HD 181327. [1]An F-type main-sequence star (F V) is a main-sequence, hydrogen-fusing star of spectral type F and luminosity class V. . These stars have from 1.0 to 1.4 times the mass of the Sun and surface temperatures between 6,000 and 7,600
“A slow cycling light does not give a motorist the right to run a red light,” said Modesto Police Department spokeswoman Sharon Bear in an email to The Modesto Bee.
“A malfunctioning traffic light should cycle to a flashing red or yellow (light), and drivers should react accordingly,” Lt. Fred Carnes with the Columbus Police Department told McClatchy News ...
When my family moved to New Hampshire going into my freshman year of high school, Dr. C. Everett Koop, President Ronald Reagan’s surgeon general, became my neighbor. As an aspiring doctor, I ...
These lamps are used for fluorescence effects where less visible light is ideal. 09 N/A Sun-tanning lamps: These lamps produce wide or narrow band UV-B radiation 10 BL Black-Light lamps: Black light lamps give off long-wave UV-A radiation of around 350-400 nm. They are often used to attract insects to traps.
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