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Honors / MYIB Physics: Classwork (September 17, 2012)

Honors / MYIB Physics: Classwork (September 17, 2012). Add the following pairs of vectors and give the magnitude and direction of the resultant vector: a) 5.6 km due north + 2.8 km due west b) 10. m/s, 45° north of east + 18 m/s due east

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Honors / MYIB Physics: Classwork (September 17, 2012)

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  1. Honors / MYIB Physics: Classwork (September 17, 2012) Add the following pairs of vectors and give the magnitude and direction of the resultant vector: a) 5.6 km due north + 2.8 km due west b) 10. m/s, 45° north of east + 18 m/s due east c) 45 km/h, 30° north of west + 15 km/h, 45° south of west d) 10.4 m/s2, 20° north of west + 17.6 m/s2, 30° south of east e) 11.8 N, 40° south of west + 2.1 N, 80° south of west f) 121 m, 52° north of west + 75 m, 29° west of south

  2. Honors / MYIB Physics: ANSWERS (September 17, 2012) I think these are right… e-mail me if you find a mistake. a) 6.3 km, 26.6° west of north (or 63.4° north of west b) 26 m/s, 15.8° north of east (or 74.2° east of north) c) 51 km/h, 13.5° south of west (or 76.5° west of south) d) 7.58 m/s2, 43.8° south of east (or 46.2° east of south) e) 13.5 N, 45.7° south of west (or 44.3° west of south) f) 115 m, 15.0° north of west (or 75.0° west of north)

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