NUTRITION
THE HUMAN BODY
Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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What is a lever
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A lever tells whats heavy and whats not
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A lever compares the weight of 2 objects
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Either A or B
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None of the above
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Explanation:
Detailed explanation-1: -A lever is a simple machine with a fulcrum and a solid beam. On each end of the beam, the effort (input force) and load (output force) are applied. The fulcrum is considered the pivot point of the beam. A load is applied to the other end of the lever when an effort is applied to one end of the lever.
Detailed explanation-2: -A lever is a machine consisting of a beam or rigid rod pivoted at a fixed hinge, or fulcrum. A lever is a rigid body capable of rotating on a point on itself.
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