Asked by Sekou

In order to weight a boy in the laboratory a uniform plank of wood A B 3.0m long, having a mass of 8.0kg is pivoted about a point 0.5m from A .the boy stands 0.3m from A and a 2.0kg mass is placed 0.5m from B in order to balanced the plank horizontal. Calculate the mass of the boy.
Answered by Adedolapo
I don't know it !!!!!! Why will i ask if I know it
Answered by Oreoluwa
Can you teach me
Answered by Moses
I don't know how to solve this question so please send me the solution
Answered by Ptt
20kg and reaction is 300N.
Answered by Shwe
တွက်ပေးပါလား
Answered by Ye
NO?
Answered by Ye
Please ,solve me the solution
Answered by Ye
Where is pivoted ?
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