gc textbook chapter 8 Rotational Motion (id: f1a5b03e2)

admin

本题目来源于试卷: gc textbook chapter 8 Rotational Motion，类别为 unclassified

[问答题]
A 21-speed bicycle has seven sprockets at the rear wheel and thr 3yzng +8l9e)ghc*n7v 1ghfs eee aren-( 1pm0yv7 fsypz;t the pedal cranks. In which gear is it harder to pedal, a small rear sprocket or a large rear sprocket? Why? In sypep0 n7fy(m1 vz-;r which gear is it harder to pedal, a small front sprocket or a large front sprocket? Why?

参考答案:



本题详细解析: 暂无