braking frequency
71List of important publications in physics — Optics Book of Optics *Ibn al Haytham (Alhacen)Description: The Book of Optics (Arabic: Kitab al Manazir , Latin: De Aspectibus ) is a seven volume treatise on optics and physics, written by the Iraqi Arab Muslim scientist Ibn al Haytham… …
72Крылов, Виктор Владимирович — Виктор Владимирович Крылов Prof. Victor Krylov Дата рожден …
73Resistor — A typical axial lead resistor Type Passive Working principle Electrical resistance Invented Ge …
74Gyro 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… …
75Flywheel energy storage — NASA G2 flywheel Flywheel energy storage (FES) works by accelerating a rotor (flywheel) to a very high speed and maintaining the energy in the system as rotational energy. When energy is extracted from the system, the flywheel s rotational speed… …
76Tupolev Tu-144 — Tu 144 Aeroflot Tu 144 at the Paris Air Show in 1975 …
77Kite control systems — Kite types, kite mooring, and kite applications result in a wide variety of kite control systems; contemporary manufacturers, kite athletes, kite pilots, scientists, and engineers are expanding kite control systems. Single line kite control… …
78Venera 11 — Infobox Spacecraft Name = Venera 11 Caption = Venera 11 lander Organization = USSR Major Contractors = Mission Type = Flyby and Lander Satellite Of = Venus Flyby Date = December 25, 1978 Launch = 9 September, 1978 at 3:25:39 UTC Launch Vehicle =… …
79Venera 12 — Infobox Spacecraft Name = Venera 12 Caption = Venera 11 lander Organization = USSR Major Contractors = Mission Type = Flyby and Lander Satellite Of = Venus Flyby Date = December 19 1978 Launch = 14 September, 1978 02:25:13 UTC Launch Vehicle =… …
80Dynamometer — For the dynamometer used in railroading, see dynamometer car .A dynamometer or dyno for short, is a machine used to measure torque and rotational speed (rpm) from which power produced by an engine, motor or other rotating can be calculated.A… …
