stopping equivalent
51Obstacle problem — The obstacle problem is a classic motivating example in the mathematical study of variational inequalities and free boundary problems. The problem is to find the equilibrium position of an elastic membrane whose boundary is held fixed, and which… …
52Neville Bertie-Clay — Died 17 October 1938 Allegiance United Kingdom …
53Pound sterling — GBP redirects here. For other uses, see GBP (disambiguation). Pound sterling Peuns sterling (Cornish) Punt steirling (Irish) Punt Sostynagh …
54Chess handicap — a b c d e f g h …
55Violin — Infobox Instrument name=Violin names=Fiddle, de: Violine or Geige, fr: Violon, it: Violino classification=String instrument (bowed) range= related= *Violin family (viola, cello) *Viol family (includes double bass) musicians= *List of violinists… …
56Traffic light — The traffic light, also known as traffic signal, stop light, traffic lamp, stop and go lights, robot or semaphore, is a signaling device positioned at a road intersection, pedestrian crossing, or other location. Its purpose is to indicate, using… …
57.45 ACP — Infobox Firearm Cartridge name= .45 ACP caption=.45 ACP cartridges origin=flag|United States type=Pistol designer= John Browning design date= 1904 [ [http://findarticles.com/p/articles/mi m0BQY/is 10 49/ai 107488554 The .45 ACP approaches its… …
58Brake fade — Vehicle braking system fade, or brake fade is the reduction in stopping power that can occur after repeated application of the brakes, especially in high load or high speed conditions. Brake fade can be a factor in any vehicle that utilizes a… …
59Romnichal — (or Romanichal) is a neologism by which groups of Roma people (often known as Gypsies) found in some parts of the United Kingdom, notably England, refer to themselves in their own language, Anglo Romany. The word Romnichal derives from Romani… …
60Pearl the Observation Car — Pearl is the new girl character and female lead in the West End musical Starlight Express . She is a railway observation carriage, although in Germany she is referred to as the first class car . Rusty is madly in love with her but when he asks… …
