Civil Engineering PE Civil Engineering Theory of Structure 2

Question 1

A fixed-end beam of length L carries a uniformly distributed load w. What is the magnitude of the fixed-end moment at each support?

Accepted Answer

wL²/12

Answer

wL²/8

Answer

wL²/16

Answer

wL²/24

Question 2

The Muller-Breslau principle is used to construct:

Accepted Answer

Influence lines

Answer

Bending moment diagrams

Answer

Shear force envelopes

Answer

Deflection curves

Question 3

In a two-force member, forces must be:

Accepted Answer

Equal, opposite, and collinear

Answer

Equal and parallel but not collinear

Answer

Perpendicular to the member axis

Answer

Applied at the centroid only

Question 4

What is the degree of static indeterminacy of a propped cantilever beam?

Accepted Answer

1

Answer

0

Answer

2

Answer

3

Question 5

The stiffness matrix for a beam element relates:

Accepted Answer

Nodal forces and moments to nodal displacements and rotations

Answer

Stresses to strains

Answer

Internal moments to external loads

Answer

Curvature to bending moment

Question 6

For a simply supported beam, the maximum deflection due to a central point load P occurs at:

Accepted Answer

Midspan

Answer

L/3 from either support

Answer

L/4 from either support

Answer

The point of zero shear

Question 7

The carry-over factor in the moment distribution method for a far-end fixed member is:

Accepted Answer

1/2

Answer

0

Answer

1/4

Answer

1