The Masses $m_{i}$ Are Located at the Point $P_{i}$ Find the Moments

question 72

Multiple Choice

The masses $m_{i}$ are located at the point $P_{i}$ . Find the moments $M_{x}$ and $M_{y}$ and the center of mass of the system. $m_{1}=3, m_{2}=7, m_{3}=113$ ; $p_{1}(1,5) , P_{2}(3,-2) , p_{3}(-2,-1)$

• A) \(M_{x}=22, M_{y}=50,\left(\frac{50}{23}, \frac{22}{23}\right)\)
• B) \(M_{x}=50, M_{y}=22,\left(\frac{50}{23}, \frac{22}{23}\right)\)
• C) \(M_{x}=-50, M_{y}=22,\left(\frac{50}{23},-\frac{22}{23}\right)\)
• D) \(M_{x}=22, M_{y}=50,\left(\frac{22}{23}, \frac{50}{23}\right)\)
• E) \(M_{x}=50, M_{y}=-22,\left(-\frac{50}{23}, \frac{22}{23}\right)\)

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