force displacement cycle
121Origins of World War I — The origins of World War I included many factors, including the conflicts and antagonisms of the four decades leading up to the war. The immediate origins of the war lay in the decisions taken by statesmen and generals during the July crisis of… …
122Gyro monorail — The gyro monorail, gyroscopic monorail, gyro stabilized monorail, or gyrocar all denote a single rail land vehicle, road or rail, which uses the gyroscopic action of a spinning wheel, which is forced to precess, to overcome the inherent inverted… …
123Engine efficiency — of thermal engines is the relationship between the total energy contained in the fuel, and the amount of energy used to perform useful work. There are two classifications of thermal engines (1) Internal combustion (gasoline, diesel and gas… …
124Geophysical MASINT — is a branch of Measurement and Signature Intelligence (MASINT) that involves phenomena transmitted through the earth (ground, water, atmosphere) and manmade structures including emitted or reflected sounds, pressure waves, vibrations, and… …
125Causes of World War I — For the article on the war itself, see World War I. The rulers of Germany, France, Russia, Austria Hungary, and the United Kingdom attempting to keep the lid on the simmering cauldron of imperialist and nationalist tensions in the Balkans to… …
126Simple harmonic motion — is the motion of a simple harmonic oscillator, a motion that is neither driven nor damped. The motion is periodic, as it repeats itself at standard intervals in a specific manner described as being sinusoidal, with constant amplitude. It is… …
127Operation Storm — This article is about the 1995 Croatian Army operation. For the 1979 Soviet Army operation in Afghanistan, see Operation Storm 333. For the Polish Second World War partisan operation, see Operation Tempest. Operation Storm Part of the Croatian… …
128Motorcycle engine — A Honda Super Cub engine. The most popular motorcycle in history, with over 60 million produced …
