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   ocr: FORMULA: MECHANICAL ADVANTAGE Mechanical. advantage = load + effort Load and effort are measured in newtons (N). EXAMPLE: Ifa pulley lifts a. load with a force of3N when - an elfort of1Nisa applied, whatisits mechanical advantage? SOLUTION: Mechanical advantage =3N+1N =3 (You exert one thirdofthe etlort by using the machine.)