在打点计时器在纸带上确定A、B、C、D、E、F、G共7个计数点每两个相邻记数点之间时间间隔为0.10s.求每隔0.10s
1个回答

VB=⊿x/⊿t=(3.62cm+4.38cm)/2*0.10S=0.4m/s

VC=⊿x/⊿t=(4.38cm+5.20cm)/2*0.10S=0.479m/s

VD=⊿x/⊿t=(5.20cm+5.99cm)/2*0.10S=0.5595m/s

VE=⊿x/⊿t=(5.99cm+6.80cm)/2*0.10S=0.6395m/s

VF=⊿x/⊿t=(6.80cm+7.62cm)/2*0.10S=0.721m/s

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