compression wave front
41Fat Man — This article is about the World War II nuclear weapon. For other uses, see Fat Man (disambiguation). Fat Man (Atomic Bomb) Mockup of the original weapon …
42Engine knocking — Pinging redirects here. For other uses, see Ping (disambiguation). Knocking (also called knock, detonation, spark knock, pinging or pinking) in spark ignition internal combustion engines occurs when combustion of the air/fuel mixture in the… …
43literature — /lit euhr euh cheuhr, choor , li treuh /, n. 1. writings in which expression and form, in connection with ideas of permanent and universal interest, are characteristic or essential features, as poetry, novels, history, biography, and essays. 2.… …
44Shaped charge — Sectioned high explosive anti tank round with the inner shaped charge visible …
45Two-stroke engine — Brons two stroke V8 Diesel engine driving a Heemaf generator. A two stroke engine is an internal combustion engine that completes the process cycle in one revolution of the crankshaft (an up stroke and a down stroke of the piston, compared to… …
46Chevrolet Aveo (T200) — For a complete overview of all Aveo models, see Chevrolet Aveo. Chevrolet Aveo (T200) Manufacturer GM Daewoo (General Motors) Also called Che …
47GM Family 1 engine — The Family 1 is a straight 4 piston engine that was developed by GM Powertrain, a subsidiary of Opel to replace low displacement versions of GM Family II engine for use on mid range cars from Opel. Contents 1 C16XE 2 Ecotec 2.1 TwinPort …
48Nuclear weapon design — The first nuclear weapons, though large, cumbersome and inefficient, provided the basic design building blocks of all future weapons. Here the Gadget device is prepared for the first nuclear test: Trinity. Nuclear weapon designs are physical,… …
49Earth Sciences — ▪ 2009 Introduction Geology and Geochemistry The theme of the 33rd International Geological Congress, which was held in Norway in August 2008, was “Earth System Science: Foundation for Sustainable Development.” It was attended by nearly… …
50Component parts of internal combustion engines — Internal combustion engines come in a wide variety of types, but have certain family resemblances, and thus share many common types of components. Contents 1 Combustion chambers 2 Ignition system 2.1 Spark 2.2 Compression …
