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Questions  

Fig. shows a thin metallic triangular sheet,{BC.

The sides AB and BC are equal of length L. The mass of the sheet is M. The moment of inertia of the sheet about AC is

a
ML28
b
ML212
c
ML26
d
ML24

detailed solution

Correct option is B

The moment of inertia of ABC about AC.=12 moment of inertia of ABCD about 4C=12[2M]L212=ML212

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