16(A) Σ = 60020(6) = 5 MPA(B) I = 112 8(24) 3 = 9216 MM 4(C) I = Π64...

1-16

(a) σ = 600

20(6) = 5 MPa

(b) I = 1

12 8(24) ³ = 9216 mm ⁴

(c) I = π

64 32 ⁴ (10 ^{− 1} ) ⁴ = 5 . 147 cm ⁴

(d) τ = 16(16)

π (25 ³ )(10 ^{− 3} ) ³ = 5 . 215(10 ⁶ ) N/m ² = 5.215 MPa