State the principle of moments.Name one device based on it?
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Principle of moment is
load arm × load = effort arm × effort
See saw is based on this principle
load arm × load = effort arm × effort
See saw is based on this principle
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The principle of moments. ” When an object is in equilibrium the sum of the anticlockwise moments about a turning point must be equal to the sum of the clockwise moments.seesaw is an example
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