HW3sol

HW3sol - HW#3 Solution 1 tan = rt cos 1 rt sin 0.6cos10 1...

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HW#3 Solution 1. 2 cos tan 1s i n 0.6cos10 1 0.6sin10 0.66 33.4 0.015 0.1 0.00272 sin sin33.4 0.00272 35,000 95.4 95.4 cos sin sin cos cos sin 95.4cos33.4 95. t t t s ss s n sc t nc t cs n r r ft Ai FA l b s Fl b s FF F F F n α φ τ φφ = ° = −° = ∴= ° ⋅× == = ° =⋅ = × = = =− =+ + 4sin33.4 132 lbs °=
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2. (a) 33000 450 165 2.25 33000 2.25 0.84 2.68 cc c FV HP HP E = × == (b) 3 3 12 12 165 0.01 0.1 1.98 / min 2.25 1.136 / / min 1.98 r s MRR Vf t in HP HP in = × × =
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3. () cos tan 1s i n 0.5cos10 1 0.5sin10 0.54 28.3 cos cos10 2 2.07 / cos sin18.3 cos sin 500cos28.3 200sin 28.3 345.4 345.4 2.07 0.715 500 2 71.5% t t sc t ss cc r r VV FF F N FV m s α φ φα φφ = ° = −° = ∴= ° ° == = =− ° = × ×
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4. () 1
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This document was uploaded on 12/25/2011.

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HW3sol - HW#3 Solution 1 tan = rt cos 1 rt sin 0.6cos10 1...

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