University:
Michigan State University
Course:
ERG 160 | Success in Science, Technology, Engineering, and Mathematics
Academic year:

2024
Views:

258

Pages:

1
Author:

Tyshawn Shaffer

COSMOS: Complete Online Solutions Manual Organization System Chapter 9, Solution 49. From Fig. 9.13A Area = A = 4.75 in 2 I x′ = 17.4 in 4 I y′ = 6.27 in 4 ( ) 2 I x = 2  I x′ + Ad 2  = 2 17.4 in 4 + 4.75 in 2 ( 3.00 − 1.990 ) in 2    = 2 17.4 in 4 + 4.8455 in 4  = 44.491 in 4 I x = 44.5 in 4 k x2 = Ix 44.491 in 4 = = 4.683 in 2 A 2 4.75 in 2 ( k x = 2.16 in. ) ( ) 2 I y = 2  I y′ + Ad 2  = 2 6.27 in 4 + 4.75 in 2 ( 2.25 − 0.987 ) in 2    = 2 6.27 in 4 + 7.5771 in 4  = 27.694 in 4 I y = 27.7 in 4 k y2 = Iy A = 27.694 in 4 ( 2 4.75 in 2 ) = 2.9152 in 2 k y = 1.707 in.

COSMOS Chapter 9 Solution 49

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