Explain why or why not Determine whether the
Chapter 6, Problem 49(choose chapter or problem)
Explain why or why not Determine whether the following statements are true and give an explanation or counterexample. a. The mass of a thin wire is the length of the wire times its average density over its length. b. The work required to stretch a linear spring (that obeys Hookes law) 100 cm from equilibrium is the same as the work required to compress it 100 cm from equilibrium. c. The work required to lift a 10-kg object vertically 10 m is the same as the work required to lift a 20-kg object vertically 5 m. d. The total force on a 10@ft2 region on the (horizontal) floor of a pool is the same as the total force on a 10@ft2 region on a (vertical) wall of the pool.
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