Compound lever the force of pushing back the stick to the levers and they rub against the wheels, using friction to slow and eventually stop the train. These are everyday applications of this mechanism. A piano key is a compound lever of the first-class, since the fulcrum is between the weight to be moved and the power. The purpose of this lever is to translate a small movement (depression of the key) into a larger and fast movement of the hammer on the strings. The quality of the resulting tone depends on whether the final speed is brought about by gradual or
Colin Lever Colin Lever Colin Lever (born 4 August 1939) is a former English cricketer. Lever was a right-handed batsman who bowled right-arm medium pace. He was born in Todmorden, Yorkshire. Lever made his debut for Buckinghamshire in the 1962 Minor Counties Championship against Oxfordshire. He played Minor counties cricket for Buckinghamshire from 1962 to 1978, which included 91 Minor Counties Championship matches. In 1965, he made his List A debut against Middlesex in the Gillette Cup. He played seven further List A matches for Buckinghamshire, the last coming against Middlesex in the 1975 Gillette Cup. In these eight matches, he scored