Unformatted text preview: v B relative to A . Given: M 10 kg = v 5 m s = F 6 N = v B 2 m s = t 1 4 s = Solution: Observer A : M v F t 1 + M v 1A = v 1A v F M ⎛ ⎝ ⎞ ⎠ t 1 + = v 1A 7.40 m s = Observer B : M v v B − ( ) F t 1 + M v 1B = v 1B v v B − F M ⎛ ⎝ ⎞ ⎠ t 1 + = v 1B 5.40 m s = Note that v 1A v 1B v B + = Problem 15-15 The cabinet of weight W is subjected to the force F = a ( bt+c ). If the cabinet is initially moving up the plane with velocity v , determine how long it will take before the cabinet comes to a stop. F always acts parallel to the plane. Neglect the size of the rollers. 310...
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This note was uploaded on 08/16/2011 for the course EGN 3321 taught by Professor Christianfeldt during the Spring '08 term at University of Central Florida.
- Spring '08