Question: Q.4. A section 30 cm x 50 cm has a 15 cm hole whose axis is 15 cm from the upper edge. [10] (a)

Q.4. A section 30 cm x 50 cm has a 15 cm hole whose axis is 15 cm from the upper edge. [10] (a) What is the distance of the Centroidal Axis from the upper edge? (b) What is the Moment of Inertia of the section about its Centroidal Axis?

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