hw12008

# hw12008 - NAME MAE 316-002 Strength of Mechanical...

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NAME:____________________ MAE 316-002 Strength of Mechanical Components NC State University DUE: Thurs January 24 Spring Semester 2008 Homework #1 . 1.) A young person of weight equal to 720N is standing on stilts, as shown in the figure. The person’s weight is equally divided between two stilts, and the weight of the stilts can be neglected. Estimate the maximum tensile and compressive stresses in the lower part of the stilt.

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2.) An 8000 ft 3 capacity water tower is constructed of a tank 20 x 20 x 20 ft atop a 30 ft high tube of outside diameter 6 ft and wall thickness 1.2 in. When the tank is full, it was found that a “strong” wind was blowing normal to one face, gusting up to a pressure 15 lb/ft 2 . Assume that the wind pressure is uniformly distributed over only one face of the
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hw12008 - NAME MAE 316-002 Strength of Mechanical...

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