The meterstick shown to the right is 100 cm long. It is free to pivot around its

Question

The meterstick shown to the right is 100 cm long. It is free to pivot around its center (CG), which is at is a 23.0-N the 50-cm mark. block hanging from the 80-cm mark. Decide where each of the other blocks should be placed, one at a time, to balance out the 23.O-N block. 10 30 40 50 70 23.0 N 18.0 N At what mark on the meter stick would you place a 18.0-N block to balance the 23.0-N block? 44.0 N Number cm At what mark on the meter stick would you place a 44.0-N block to balance the 23.0-N block? Number cm O Previous ? Gvo Up & View Solution 9 Check Answer Next Hint

Explanation / Answer

We need to cancel the moments from each of the blocks. Let the block be placed at x cm.

(A)

23 (80-50) = 18 (50 - x)

=> x = 11.67 cm

At what mark on the meter stick would you place a 44.0-N block to balance the 23.0-N block? >>>

23*(80-50)=44*(50-x)

× = 34.32 cm

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