false - Answer arches are always considered to be in tension
false - Answer bending stress is the primary type of stress seen in a typical arch
false - Answer the units of a moment are a force times a distance squared
resultant - Answer the ____ is a single vector that is an equal replacement of a group of
vectors that has the same external effect
compressive - Answer _____ stress is the main stress typically associated with columns
1 - Answer a stable, determinate cantilever has _____ supports
3 - Answer a stable, determinate cantilever has _____ reactions
classroom desks - Answer what is an example of a live load?
bending - Answer the primary stress associated with beams is ______
dead - Answer concrete floors in a parking garage are _____ loads
1 pin and 1 roller support - Answer a typical, stable and determinate, simple beam will have
________
1 - Answer how many supports does a cantilever have?
greater than - Answer if a roof rafter with a 18 degrees slope has a total load of 17 lbs/ft
along the slope, the total load along the horizontal projection will be _______ 17lbs/ft
stronger - Answer wood is generally _____ when stressed in a direction parallel to the grain
a negative - Answer following the sign convention used in the text, a cantilever with only
gravity loads acting on it would have _____ bending moment.