A simply supported crane runway girder has to support a moving load shown in Figure P12.49. The moving load shown has to be increased by an impact factor listed in Table 2.3. (a) Position the moving load to compute the maximum moment. Also compute the maximum deflection produced by the load. (b) Re-position the moving load symmetrically on the span and compute the maximum moment and the maximum deflection. Which case produces a larger deflection?
Trades & Technology
You might also like to view...
Permanent-split capacitor motors and shaded-pole motors are generally used for variable-speed control because they operate without having to disconnect a set of start windings with a ____ or starting relay.
a. membrane switch b. centrifugal switch c. pressure switch d. rotary switch
Trades & Technology
Which of the following is not recommended to attach rigid polymeric foam insulation to pipe?
a. Wire b. Bands c. Tape d. Self-seal jacket
Trades & Technology
Knightly power relied mostly on
a. courtesy. b. moral persuasion. c. coercion. d. economic wealth.
Trades & Technology
____________ is unwanted and uncontrolled air that enters a building.
Fill in the blank(s) with the appropriate word(s).
Trades & Technology