Exam (elaborations)
OAR Mechanical Comprehension exam 2023 with 100% correct answers
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What is a lever? A simple machine that provides a mechanical advantage in carrying loads. Composed of a fulcrum (or pivot) and rigid rod (or beam). What is the formula for calculating the load or the effort of a lever? W1 x L1 = W2 x L2 (Weight of the load x distance of the load from the f...
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