gc physics textbook chapter 6 problems (id: 6174fe58f)

本题目来源于试卷: gc physics textbook chapter 6 problems，类别为 IB物理学

[填空题]
If a 1500-kg car can accelejuc*pz/0 egh 3 e61 mjxl;hldz/- dnen-k7ny/rate from 35km t,l sx1j r9lj(8cek+m/h to 55km/h in 3.2 s, how long will itl9met +clks8 1,j(xj r take to accelerate from 55km/h to 75km/h Assume the power stays the same, and neglect frictional losses.    s

参考答案: 4.6±2%


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