QUES: The art of mechanical analog computing reached its zenith with the differential analyzer, built by H. L. Hazen and Vannevar Bush at MIT starting in 1927. This built on the mechanical integrators of James Thomson and the torque amplifiers invented by H. W. Nieman. A dozen of these devices were built before their obsolescence became obvious.
The torque amplifiers of the differential analyzer were created by whom?

ANS: H. W. Nieman

QUES: In mid-2015 the government of Zhejiang recognised folk religion as "civil religion" beginning the registration of more than twenty thousand folk religious associations. Buddhism has an important presence since its arrival in Zhejiang 1,800 years ago.
What has an important presence in Zhejiang since its departure 1,800 years ago?

ANS: unanswerable

QUES: The D-Day Normandy landings on June 6, 1944, were costly but successful. A month later, the invasion of Southern France took place, and control of forces in the southern invasion passed from the AFHQ to the SHAEF. Many prematurely considered that victory in Europe would come by summer's endhowever the Germans did not capitulate for almost a year. From then until the end of the war in Europe on May 8, 1945, Eisenhower, through SHAEF, commanded all Allied forces, and through his command of ETOUSA had administrative command of all U.S. forces on the Western Front north of the Alps. He was ever mindful of the inevitable loss of life and suffering that would be experienced on an individual level by the troops under his command and their families. This prompted him to make a point of visiting every division involved in the invasion. Eisenhower's sense of responsibility was underscored by his draft of a statement to be issued if the invasion failed. It has been called one of the great speeches of history:
When did the war in Europe end?

ANS: May 8, 1945

QUES: Unlike most other cities, Strasbourg's collections of European art are divided into several museums according not only to type and area, but also to epoch. Old master paintings from the Germanic Rhenish territories and until 1681 are displayed in the Musee de l'uvre Notre-Dame, old master paintings from all the rest of Europe (including the Dutch Rhenish territories) and until 1871 as well as old master paintings from the Germanic Rhenish territories between 1681 and 1871 are displayed in the Musee des Beaux-Arts. Old master graphic arts until 1871 is displayed in the Cabinet des estampes et dessins. Decorative arts until 1681 ("German period") are displayed in the Musee de l'uvre Notre-Dame, decorative arts from 1681 to 1871 ("French period") are displayed in the Musee des Arts decoratifs. International art (painting, sculpture, graphic arts) and decorative art since 1871 is displayed in the Musee d'art moderne et contemporain. The latter museum also displays the city's photographic library.
When was the Musee d'art moderne et contemporain finished?

ANS:
unanswerable