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793_Mechanics Homework Mechanics of Materials Solution

793_Mechanics Homework Mechanics of Materials Solution -...

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Unformatted text preview: PROBLEM 73,3 7.38 Solve Prob. 7.16, using Mohr’s circle; 7.13 through 7.16 For the given state of stress, determine the normal and shearing stresses aficr the element shown has been rotated through (a) 25° clockwise, (b) l0° counterclockwise. SOLUTION points: X: (arrow) Y: (us [(53, row) (13 (316550) 2:. E‘a-fi—x‘r '3 €2.8I ksi (a) e: 25"? 26=50') g) = 51.54“ - 50" I. 39 ° 6;": 6mm. ‘ R605? =' “4.8! k5; “ 2:1,- -' Rain? '-' 0.3016; "‘ 6:1' r ”t ‘1' Q005<P '-' 20.9, ‘6: " (b). 9= 10") -2e= 20') cpasnsq-H 20" = 71.34” 6": 6:... - Rees? = 8.90 Itsn' "‘ 2;" .- R 5;" g) :- Iran”. ‘15; " 6;. = 6.,” nga = 12.101“; 4 ...
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