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Exam 1 Summer 2005 Solutions

# Exam 1 Summer 2005 Solutions - PHYSICS 221 Summer 2005 EXAM...

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Physics 221 2004 S Exam 1 Page 2 of 9 [1] (1 point) The components of vectors A a and B a are given as follows: 2 3 1 1 4 5 x x y y z z A B A B A B = + = - = - = - = = The components of the vector 2 C B A = + ca a a are: (A) 4 3 14 x y z C C C = - = - = (B) 1 2 9 x y z C C C = - = - = (C) 8 2 9 x y z C C C = = - = (D) 4 2 14 x y z C C C = - = - = (E) None of the above The correct answer is A, as you can confirm by calculating 2B x +A x , etc. [2]
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Exam 1 Summer 2005 Solutions - PHYSICS 221 Summer 2005 EXAM...

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