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66_Physics ProblemsTechnical Physics

# 66_Physics ProblemsTechnical Physics - Chapter 3 A = 8.00 i...

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Chapter 3 67 P3.41 (a) A i j k = + 8 00 12 0 4 00 . ± . ± . ± (b) B A i j k = = + 4 2 00 3 00 1 00 . ± . ± . ± (c) C A i j k = − = + 3 24 0 36 0 12 0 . ± . ± . ± P3.42 R i j i j i j = ° + ° + ° + ° + ° + ° 75 0 240 75 0 240 125 135 125 135 100 160 100 160 . cos ± . sin ± cos ± sin ± cos ± sin ± R i j i j i j = − + + 37 5 65 0 88 4 88 4 94 0 34 2 . ± . ± . ± . ± . ± . ± R i j = + 220 57 6 ± . ± R = ( ) + F H G I K J 220 57 6 57 6 220 2 2 . arctan . at above the – x -axis R = ° 227 paces at 165 P3.43 (a) C A B i j k = + = 5 00 1 00 3 00 . ± . ± . ± e j m C = ( ) +( ) +( ) = 5 00 1 00 3 00 5 92 2 2 2 . . . . m m (b) D A B i j k = = + 2 4 00 11 0 15 0 . ± . ± . ± e j m D = ( ) +( ) +( ) = 4 00 11 0 15 0 19 0 2 2 2 . . . . m m P3.44 The position vector from radar station to ship is S i j i j = ° + ° = 17 3 136 17 3 136 12 0 12 4 . sin ± . cos ± . ± . ± e j e j km km. From station to plane, the position vector is
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