Physics, 23.08.2021 14:00 Heyitsbrandi

a leaver raised 500N lode using 200N effort. if load distance and effort distance are 20 cm and 60 cm respectively, calculate mechanical advantage, velocity ratio and efficiency of this lever.

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a leaver raised 500N lode using 200N effort. if load distance and effort distance are 20 cm and 60 c...