Electric light (redirect from Electric light bulb)
An electric light, lamp, or light bulb is an electrical component that produces light. It is the most common form of artificial lighting. Lamps usually...
40 KB (4,283 words) - 11:20, 10 August 2024
beaches, Noordwijk is also known for its bulb flower fields. It is located in an area called the "Dune and Bulb Region" (Duin- en Bollenstreek). Noordwijk...
16 KB (1,382 words) - 11:58, 7 August 2024
contrast between dimmer stars and the background. For this reason, many astronomers usually avoid observing sessions around a full moon. Moonlight onto Earth's...
7 KB (715 words) - 22:53, 8 July 2024
thermometer has two important elements: (1) a temperature sensor (e.g. the bulb of a mercury-in-glass thermometer or the pyrometric sensor in an infrared...
52 KB (6,298 words) - 19:03, 3 June 2024
they must project the reflected light, opaque projectors require brighter bulbs and larger lenses than overhead projectors. Care must be taken that the...
5 KB (610 words) - 17:11, 8 June 2024
speeds for a star trail range from 15 minutes to several hours, requiring a "Bulb" setting on the camera to open the shutter for a period longer than usual...
13 KB (1,210 words) - 06:50, 9 December 2023
achieved by means of a constriction in the neck close to the bulb. As the temperature of the bulb rises, the liquid expands up the tube through the constriction...
31 KB (3,784 words) - 18:49, 3 January 2024
Thermal radiation (section Incandescent light bulbs)
incandescent light bulb has a spectrum overlapping the black body spectra of the sun and the earth. Some of the photons emitted by a tungsten light bulb filament...
56 KB (7,056 words) - 21:06, 7 July 2024
shorter, bulbous end of the tube containing the reservoir is called the bulb and the longer, narrower end with the bore is called the stem. Etched into...
22 KB (2,490 words) - 19:13, 22 July 2024
Warren De la Rue (category 19th-century British astronomers)
Warren De la Rue FRS FRAS (18 January 1815 – 19 April 1889) was a British astronomer, chemist, and inventor, most famous for his pioneering work in astronomical...
11 KB (1,218 words) - 09:14, 3 June 2024