ch03-p012 - i j) i j) i j. 12. (a) a + b = (3.0 + 4.0 m +...

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12. (a) ˆˆ ˆ ˆ (3.0i 4.0 j) m (5.0i 2.0 j) m (8.0 m)i (2.0 m) j. ab += + + = + G G (b) The magnitude of G G + is 22 | | (8.0 m) (2.0 m) 8.2 m. + = G G (c) The angle between this vector and the + x axis is tan –1 [(2.0 m)/(8.0 m)] = 14°. (d) ˆ ˆ (5.0i 2.0 j) m (3.0i 4.0 j) m (2.0 m)i (6.0 m)j. ba −= + = G G (e) The magnitude of the difference vector
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This note was uploaded on 05/17/2011 for the course PHY 2049 taught by Professor Any during the Spring '08 term at University of Florida.

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