A uniform plank AB of length 5 m and mass 22 kg rests horizontally in equilibrium on supports at C and D. AC = 1.7 m and CD = 2.5 m. Find the reaction on the plank at D. An object of mass 6 kg is now attached to the plank at A and equilibrium is maintained. Calculate the new reaction at C.
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A uniform plank AB of length 5 m and mass 22 kg rests horizontally in equilibrium on supports at C a...
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