A balanced lever has two weights on it, the first with mass $15 k g$ $15 kg$ and the second with mass $45 k g$ $45 kg$ . If the first weight is $12 m$ $12 m$ from the fulcrum, how far is the second weight from the fulcrum?

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A balanced lever has two weights on it, the first with mass $15 k g$ $15 kg$ and the second with mass $45 k g$ $45 kg$ . If the first weight is $12 m$ $12 m$ from the fulcrum, how far is the second weight from the fulcrum?

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Answer 1 · 2016-02-03T13:09:18

$x = 4 m e t e r s$ $x=4 meters$

Explanation:

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$G_{1} \cdot A C = G_{2} \cdot B C$ $color(blue)(G_1*AC)=color(red)(G_2*BC)$
$color(blue)(cancel(15)*cancel(9,81)*12)=color(red)(cancel(45)*cancel(9,81)*x)$
$color(blue)(12)=color(red)(3*x)$
$x=12/3$
$x=4 meters$

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A balanced lever has two weights on it, the first with mass $15 k g$ $15 kg$ and the second with mass $45 k g$ $45 kg$ . If the first weight is $12 m$ $12 m$ from the fulcrum, how far is the second weight from the fulcrum?

1 Answer

Explanation:

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A balanced lever has two weights on it, the first with mass 15 kg 15kg15 kg and the second with mass 45 kg45kg45 kg. If the first weight is 12 m12m 12 m from the fulcrum, how far is the second weight from the fulcrum?

1 Answer

Explanation:

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A balanced lever has two weights on it, the first with mass $15 k g$ $15 kg$ and the second with mass $45 k g$ $45 kg$ . If the first weight is $12 m$ $12 m$ from the fulcrum, how far is the second weight from the fulcrum?