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PhysicsCenter of MassCalculate of COMEasy2 minPYQ_2020

PhysicsEasysingle choice

The coordinates of the centre of mass of a uniform flag-shaped lamina (thin flat plate) of mass $4 k g$ . (The coordinates of the same are shown in the figure) are:

Question diagram: The coordinates of the centre of mass of a uniform flag-shap

Options:

Answer:

Solution:

${\vec{r}}_{c m} = \frac{2 \times (\frac{\hat{i}}{2} + \hat{j}) + 2 \times (\hat{i} + \frac{5 \hat{j}}{2})}{4}$
${\vec{r}}_{c m} = \frac{3}{4} \hat{i} + \frac{7}{4} \hat{j}$

Stream:JEESubject:PhysicsTopic:Center of MassSubtopic:Calculate of COM

⏱ 2mℹ️ Source: PYQ_2020

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