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電動汽車,輪胎和地面的接觸面積
電動汽車,輪胎和地面的接觸面積
更新时间:2025-08-10 07:15:32

  1、對地面壓力N=1.2×103×10=12000,p=N/S=12000/0.2=60000pa。

  2、由轎車處于平衡狀态知牽引力F=f=1200N,W=Fs=1200×10×103=12000000,P=Fv=1200×20=24000。

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