tut-5

2. each layer of the beam is free to expand or ________ independently of the layers above or below it.
4. Product of inertia of a section wrt two principal axis is ____
7. point in a crosssection of the beam where if load is applied only bending will occur not any twisting.
8. shear centre is also known as centre of ________
10. sum of moment of inertia about any set of rectangular axes is constant
13. if product of inertia is zero then bending is
14. if load line is inclined to both the principal axis the bending is
15. Axis about which product of inertia is zero

1. the maximum bending stress will occur at a point which is at a _______ distance from neutral axes.
3. __________the section which remains plane after bending in assumption of theory of curved bars
5. Shear centre occurs at ____________ if beam have two axis of symmetry
6. the expression ∫xydA is known as
9. all the stress on the same side of neutral axis will carry stresses of ______ nature
11. If beam have only one axis of symmetry the shear centre does not coincide with centroid but lies on the axis of ___________
12. theory used for bending in curved bars