gc textbook chapter 11 Vibrations and Waves (id: d5f5bb543)

本题目来源于试卷: gc textbook chapter 11 Vibrations and Waves，类别为 通用国际物理

[填空题]
A 300-g mass vibratesyd.6e* .xq s1gsreq:k 8oubiz w: r+wf sp0+qeb)he0*according to the equation x = 0.38sin6.5t where x is in meters and t is in ob*b h+ ziqep)es0 +fu0 :rw8wseconds. Determine
(a) the amplitude,    m
(b) the frequency,    Hz
(c) the period,    s
(d) the total energy, $\approx$    J
(e) the KE and PE when x is 9.0 cm.$E_{potential}$ =    J $E_{kinetic}$ =    J($E_{kinetic}$round to two decimal place)
(f) Draw a careful graph of x vs. t showing the correct amplitude and period.

参考答案:
空格1: 0.38±2%  空格2: 1.03±2%  空格3: 0.967±2%  空格4: 0.9151±2%  空格5: 0.0513±2%  空格6: 0.86±2% 


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