Question

Moment of inertia for a rectangular lamina about the axis in the plane of lamin passing through the end and parallel to the breath is

Answer 1

Explanation:

comment me whether i am write or wrong although the concept I have used is correct

Answer 2

Answer:

Use the formula for MI of a triangle about one of its side. The diagonal splits the rectangle into 2 congruent triangles. You should get the result -:

MI of rectangle about its diagonal = M(a^2)(b^2)/[6(a^2)+(b^2)]