Lever resistance (or load). It is common to call the input force "the effort" and the output force "the load" or "the resistance." This allows the identification of three classes of levers by the relative locations of the fulcrum, the resistance and the effort: These cases are described by the mnemonic "fre 123" where the fulcrum is in the middle for the 1st class lever, the "r"esistance is in the middle for the 2nd class lever, and the effort is in the middle for the 3rd class lever. The lever is a movable bar that pivots on a fulcrum attached to
Little Lever total of 8s. Several cases were brought before courts by family members trying to take control of the manor. A settlement in 1331, found in favour of Adam, son of Ellis de Lever and the family line was settled. There are no records about the ownership until 1448, when Henry Lever the elder owed rent of 25s (£1.25p) on the village. In 1623 the Bubonic Plague killed a third of the village population. By 1666, the village had sixty hearths liable to tax. Records show the land used for agriculture and the main landowner was John Andrews, who had the