ch10-p058 - 58. (a) We apply Eq. 10-34: K= 1 211 2 1 1 I =...

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58. (a) We apply Eq. 10-34: 22 2 2 2 2 2 11 1 1 1 (0.42 kg)(0.75 m) (4.0 rad/s) 0.63 J. 3 6 6 KI m L m L ωω ω §· == = = = ¨¸ ©¹ (b) Simple conservation of mechanical energy leads to K = mgh . Consequently, the
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