PhysCasts: Kid on a See-Saw

Rowlands, W. (Wayne)


This PhysCast is going to look at a problem involving static equilibrium. A 60 kg child sits at the end of a 2.4 metre board supported by a pivot, 80 cm away, and a scale at the other end. If the scale reads zero, what is the mass of the board.

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Swinburne Commons

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