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The specific strength is bounded to be no greater than c 2 ≈ 9 × 10 13 kN⋅m/kg, where c is the speed of light. This limit is achieved by electric and magnetic field lines, QCD flux tubes, and the fundamental strings hypothesized by string theory. [citation needed]
The underside of the hindwings is marked with extensive yellow-brown veins. The wingspan is 1.25–1.75 inches (3.2–4.4 cm). In its pre-adult form, the egg is orange, and mature larvae are black dotted and bluish green to gray with a yellow dorsal, lateral and sublateral stripe. The pupa overwinters, and varies in color from blue-gray to ...
[83] [84] [33] Each of the floors has 210 structural columns that pass through it, which provide structural stability but limits the amount of open space on these floors. [42] The relative dearth of stone in the Empire State Building allows for more space overall, with a 1:200 stone-to-building ratio compared to a 1:50 ratio in similar buildings.
20 or 30 round box magazine, 50 or 100 round drum magazine [24] (M1 and M1A1 models do not accept drum magazines) The Thompson submachine gun (also known as the " Tommy gun ", " Chicago typewriter ", or " trench broom ") is a blowback-operated , selective-fire submachine gun , invented and developed by Brigadier General John T. Thompson , a ...
The iPhone, developed by Apple Inc., is a line of smartphones that combine a mobile phone, digital camera, personal computer, and music player into one device. Introduced by then-CEO Steve Jobs on January 9, 2007, the iPhone revolutionized the mobile phone industry with its multi-touch interface and lack of physical keyboard.
Platinum record for Michael Jackson's Thriller (1982), the best-selling album of all time. This is a list of the world's best-selling albums of recorded music in physical mediums, such as vinyl, audio cassettes or compact discs.
Kafka was born near the Old Town Square in Prague, then part of the Austro-Hungarian Empire.His family were German-speaking middle-class Ashkenazi Jews.His father, Hermann Kafka (1854–1931), was the fourth child of Jakob Kafka, [11] [12] a shochet or ritual slaughterer in Osek, a Czech village with a large Jewish population located near Strakonice in southern Bohemia. [13]
Srinivasa Ramanujan Aiyangar [a] (22 December 1887 – 26 April 1920) was an Indian mathematician.Often regarded as one of the greatest mathematicians of all time, though he had almost no formal training in pure mathematics, he made substantial contributions to mathematical analysis, number theory, infinite series, and continued fractions, including solutions to mathematical problems then ...