deviation mirror
121Inverted pendulum — An inverted pendulum is a pendulum which has its mass above its pivot point. It is often implemented with the pivot point mounted on a cart that can move horizontally and may be called a cart and pole. Whereas a normal pendulum is stable when… …
122Rally GB — Wales Rally GB is the largest and most high profile motor rally in the United Kingdom. It is a round of the FIA World Rally Championship and MSA British Rally Championship and is based in and around the city of Cardiff in Wales. From its first… …
123Flight data recorder — An example of a flight data recorder; the underwater locator beacon is the small cylinder on the far right. (English translation of warning message: FLIGHT RECORDER DO NOT OPEN) …
124Rhinoplasty — For the album by Primus, see Rhinoplasty (album). Rhinoplasty Intervention Rhinoplasty: The lower lateral cartilage (greater alar cartilage) exposed for plastic modification via the left nostril …
125Time dilation — This article is about a concept in physics. For the concept in sociology, see time displacement. In the theory of relativity, time dilation is an observed difference of elapsed time between two events as measured by observers either moving… …
126Mount Kenya — Elevation 5,199 m (17,057 ft) …
127Short-time Fourier transform — The short time Fourier transform (STFT), or alternatively short term Fourier transform, is a Fourier related transform used to determine the sinusoidal frequency and phase content of local sections of a signal as it changes over time. STFT… …
128Demographic history of Macedonia — This article is about the region spanning several countries in southeastern Europe; for the demographics of the Republic of Macedonia, see Demographic history of the Republic of Macedonia. The geographical region of Macedonia Contents …
