Help Ed with his future bridge constructions!
Classical Mechanics
Level
4
Solve this...
The answer is 3800.00.
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1 solution
Moments of A must be equal
3 . 5 ∗ 4 0 0 0 + 1 0 . 5 ∗ 3 0 0 0 + 1 7 . 5 ∗ 2 0 0 0 = M ∗ 2 1
M = 8 0 5 0 0 / 2 1
M = 3 8 3 3 . 3 3
Challenge - After doing this problem, find the stress in member CD.