problem05_19

University Physics with Modern Physics with Mastering Physics (11th Edition)

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5.19: Denote the scale reading as F , and take positive directions to be upward. Then, . 1 or , - = = = - w F g a a g w ma w F a) 2 2 s m 78 . 1 ) 1 N) 550 ( N) 450 ( )( s m 80 . 9 ( - = - = a , down. b) , s m 14 . 2 ) 1 N) (550 N) 670 ( )(
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Unformatted text preview: s m 80 . 9 ( 2 2 =-= a up. c) If g a F-= = , and the student, scale, and elevator are in free fall. The student should worry....
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This document was uploaded on 02/04/2008.

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