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# ch04 - gv = 27.8 ft/s 2 gv/ge = 86.3 Fgorbit = 486 N d =...

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4-2-02 g v = 27 . 8 ft/s 2 g v /g e = 86 . 3% 4-2-04 F g orbit = 486 N 4-2-05 d = 3 . 397 × 10 5 km 4-5-01 u = 0 . 868 ˆ i + 0 . 496 ˆ j 4-5-02 F = (3 . 5 ˆ i + 1 . 9 ˆ j ) kN 4-5-04 F = 4 . 0 kN θ = 29 . 74 φ = 90 4-5-06 F = ( - 303 . 1 ˆ i - 175 ˆ j ) lb 4-5-10 F = ( - 900 ˆ i - 1200 ˆ j ) N 4-5-11 θ x = 126 . 9 θ y = 143 . 1 4-5-13 ˆ u = - 0 . 766 ˆ i + 0 . 643 ˆ j 4-5-14 F = ( - 30 . 6 ˆ i + 25 . 7 ˆ j ) kip 4-5-17 F x = 60 N F y = 103 . 9 N F z = 0 N 4-5-19 ˆ u = 0 . 5 ˆ i + 0 . 866 ˆ j 4-5-21 ˆ u = 0 . 6 ˆ i + 0 . 8 ˆ j 4-5-22 F x = 72 lb F y = 96 lb F z = 0 lb 4-5-23 4-5-27 θ x = 72 . 9 θ y = 162 . 9 θ z = 90 4-5-28 | T 1 | = | T 2 | = 100 kN 4-5-33 θ x = 18 . 4 or 161 . 6 4-5-34 F A,C 1 = (383 ˆ i - 321 . 4 ˆ j ) lb F B,C 2 = (306 . 4 ˆ i + 257 . 1 ˆ j ) lb 4-5-38 Vector 1 θ z = 90 Vector 2 θ z = 90 Vector 3 θ z = 62 or 118 Vector 4 θ z = 60 or 120 4-5-42 u AB = 1 ˆ j u AC = 0 . 316 ˆ j - 0 . 949 ˆ k u AD = - 0 . 818 ˆ i + 0 . 182 ˆ j - 0 . 545 ˆ k 4-5-44 F 1 = ( - 200 ˆ i + 200 ˆ j + 282 . 8 ˆ k ) N F 2 = (367 . 42 ˆ i + 367 . 42 ˆ j - 300 ˆ k ) N 4-5-45 ˆ u = - 0 . 242 ˆ i - 0 . 664 ˆ j + 0 . 707 ˆ k F = ( - 1 . 21 ˆ i - 3 . 32 ˆ j + 3 . 54 ˆ k ) kN θ x = 104 . 0 θ y = 131 . 6 θ z = 45 4-5-47 F x = 60 lb θ x = 64 . 6 F y = - 40 lb θ y = 106 . 6 F z = 120 lb θ z = 31 . 0 1

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ch04 - gv = 27.8 ft/s 2 gv/ge = 86.3 Fgorbit = 486 N d =...

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