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Young's modulus is defined as the ratio of the stress (force per unit area) applied to the object and the resulting axial strain (displacement or deformation) in the linear elastic region of the material. Although Young's modulus is named after the 19th-century British scientist Thomas Young, the concept was developed in 1727 by Leonhard Euler.
Lockheed F-94 Starfire. The Lockheed P-80 Shooting Star was the first jet fighter used operationally by the United States Army Air Forces (USAAF) during World War II. [1] Designed and built by Lockheed in 1943 and delivered just 143 days from the start of design, production models were flying, and two pre-production models did see very limited ...
Windows XP is a major release of Microsoft's Windows NT operating system. It was released to manufacturing on August 24, 2001, and later to retail on October 25, 2001. It is a direct upgrade to its predecessors, Windows 2000 for high-end and business users and Windows Me for home users, and is available for any devices running Windows NT 4.0, Windows 98, Windows 2000, or Windows Me that meet ...
For some people, feeling the need to urinate can be triggered by certain sounds, sights, and movements. When standing up causes a person to suddenly need to urinate, it’s called stand-up urgency ...
High school or senior high school is the education students receive in the final stage of secondary education in the United States. In the United States most high schoolers are ages 13–18 but some ages could be delayed due to birthdays. Most comparable to secondary schools, high schools generally deliver phase three of the ISCED model of ...
Xeroderma pigmentosum (XP) is a rare genetic disease that causes extreme sensitivity to UV light. Find out what the symptoms are, why it occurs, and more.
Xeroderma pigmentosum ( XP) is a genetic disorder in which there is a decreased ability to repair DNA damage such as that caused by ultraviolet (UV) light. [1] Symptoms may include a severe sunburn after only a few minutes in the sun, freckling in sun-exposed areas, dry skin and changes in skin pigmentation. [1]
YP LLC. Yellowpages.com is a United States-based web site operated by Thryv that provides listings for local businesses. In 2013, it was re-branded as YP.com or simply "YP". It currently offers a broad range of marketing tools including online presence, local search, display ads and direct marketing. It was previously a wholly owned subsidiary ...