pitch of deflection
51Sailing — is the art of controlling a sailing vessel. By changing the rigging, rudder and dagger or centre board, a sailor manages the force of the wind on the sails in order to change the direction and speed of a boat. Mastery of the skill requires… …
52Vacuum tube — This article is about the electronic device. For experiments in an evacuated pipe, see free fall. For the transport system, see pneumatic tube. Modern vacuum tubes, mostly miniature style In electronics, a vacuum tube, electron tube (in North… …
53Space debris — populations seen from outside geosynchronous orbit (GEO). Note the two primary debris fields, the ring of objects in GEO, and the cloud of objects in low earth orbit (LEO) …
54Capacitance Electronic Disc — Capacitance Electronic Discs The CED, exposed from protective caddy Media type video playback media Capacity 60 minutes NTSC video per side, 27,000 frames per side[ …
55Dial indicator — Dial indicators, also known as dial gauges and probe indicators, are instruments used to accurately measure small linear distances, and are frequently used in industrial and mechanical processes. They are named so because the measurement results… …
56Astronomy — • Divided into two main branches, astrometry and astrophysics; the former concerned with determining the places of the investigation of the heavenly bodies, the latter, with the investigation of their chemical and physical nature Catholic… …
57Wright brothers — Orville Wright Photo: 1903 Born August 19 …
58Center of pressure — The center of pressure is the point on a body where the sum total of the aerodynamic pressure field acts, causing a force and no moment about that point. Mathematically it can be said that the net pressure force on the body acts through this… …
59Rio Ferdinand — Infobox Football biography playername = Rio Ferdinand fullname = Rio Gavin Ferdinand height = convert|6|ft|2.5|in|m|2|abbr=on [cite book |last=White |first=Jim |title=Manchester United: The Biography |year=2008 |publisher=Sphere |location=London… …
60Sukhoi Su-30 — infobox Aircraft name = Su 30 type = Strike fighter manufacturer = Sukhoi caption = Indian Air Force Su 30K landing with an airbrake. designer = first flight = 1989 introduction = 1996 status = Operational primary user = Russian Air Force more… …
