JanuaryJ JanuaryJ

29-08-2019
Physics

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why is the weight of the ruler not include in the calculation of moment?

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uhabiba027106 uhabiba027106

29-08-2019

Answer:

Since the distance between the pivot and its weight is zero, the moment of its weight about the pivot (= weight × 0) is zero. Hence, the weight of the ruler can be ignored.

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