(II) The 1.20-kg head of a hammer has a speed of 7.5
Chapter 19, Problem 19.17(choose chapter or problem)
(II) The 1.20-kg head of a hammer has a speed of 7.5 m/sjust before it strikes a nail (Fig. 19-29) and is brought torest. Estimate the temperature rise of a 14-giron nail generated by 10 suchhammer blows done inquick succession. Assumethe nail absorbs all theenergy.FIGURE 19-29
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