A balanced lever has two weights on it, the first with mass $5 kg$ and the second with mass $8 kg$ . If the first weight is $12 m$ from the fulcrum, how far is the second weight from the fulcrum?

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Answer 1 · 2016-04-22T02:14:28

$7.5$ $m$

1st load $M_1$ = $5$ $kg$
distance from fulcrum $a$ = $12$ $m$
2nd load $M_2$ = $8$ $kg$
distance from fulcrum $b$ = $?$

We have,
$M_1$ x $a$ = $M_2$ x $b$
now solve for $b$

solving $b =7.5$ $m$

A balanced lever has two weights on it, the first with mass 5 kg 5 kg and the second with mass 8 kg8 kg. If the first weight is 12 m 12 m from the fulcrum, how far is the second weight from the fulcrum?