gc textbook chapter 11 Vibrations and Waves (id: da02c5e64)

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 fisherman’s scale srfpjz7d-4qf /tretches 3.6 cm when5/ ulo4.veyu8vez3umf(b8 xw a 2.7-kg fish hangs from it. (a) What is the spue3lb4( vueox/vw y. 8 8ufm5zring stiffness constant $\approx$    N/m
(b) what will be the amplitude and frequency of vibration if the fish is pulled down 2.5 cm more and released so that it vibrates up and down? $\approx$    Hz (round to one decimal place)

参考答案:
空格1: 740±2%  空格2: 2.6±2% 


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