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Jyoti Grewal

· started a discussion

· 1 Months ago

please provide the solution

Question:

The moment of inertia of a sphere about its diameter is I. Four such spheres are arranged as shown in the figure. The moment of inertia of the system about the axis XX´ will be:

  

Options:
A)

3I

B)

5I 

C)

 

7I

D)

 

9I 

Solution:

Ans: (d) 9I

 

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