Civil Engineering - Transportation
PE Exam Resources
PE Exam Resources
My Account
Cart
Checkout
Blog
Contact Me
About Me
EngineeringDesignResources.com
Review Course Section Quiz 04
Name
Email
1. A steel beam fixed at one end and simply supported at the other creates a unit stress of 7,500 psi under what change in temperature? The coefficient of expansion = 6.5 x 10
^{-6}
in/in-°F and the modulus of elasticity = 29,000,000psi.
a. 32.7°F
b. 37.2°F
c. 39.8°F
d. 41.0°F
2. A 10 ft cantilevered wood beam (E = 1,500,000 psi and I = 864 in
^{4}
) is subjected to a uniform load of 10 kips/ft. What is the maximum deflection?
a. 1.67in.
b. 16.7in.
c. 26.7in.
d. 0.167in.
3. What is the deflection at the free end of a 18 ft. long cantilever steel beam with a point load of 12,000 lbs 8 feet from the free end? The beam is a W16x67, I = 954 in
^{4}
, E = 29,000,000 psi
a. 0.51 in
b. 0.53 in.
c. 0.55 in.
d. 0.57 in
Use the following beam for questions 4 thru 7. L = 30ft, X = 12ft, and W = 25kips/ft. E = Modulus of Elasticity (for steel use 29,000 ksi). I = Moment of Inertia (in
^{4}
) = 1330in
^{4}
4. What is the shear force at R
_{1}
?
a. 281.3 kips
b. 227.1 kips
c. 194.5 kips
d. 188.8 kips
5. What is the shear force at R
_{2}
?
a. 355.0 kips
b. 376.1 kips
c. 401.0 kips
d. 468.8 kips
6. What is the maximum bending moment?
a. 281.3 kip-ft
b. 812.7 kip-ft
c. 2,812.5 kip-ft
d. 3,970.4 kip-ft
7. What is the deflection at X?
a. 3.77 in
b. 5.52 in
c. 4.90 in
d. 9.00 in
Translate »