本题目来源于试卷: Physics Unit3: Kiematics Motion in Two Dimension & Vectors，类别为 国际高中通用物理
[问答题]
A boat, whose speed in still waterb0l28dqh7 *bo txg /zy(alw. b is 1.75 m/ i:kbcqjb; symww l7.q7p .a** v;s.jws, must aim upstream at an angle ofc;l.y*77s;kw vb:*j pajqiw.sq wbm . $26.3^{\circ}$ (with respect to a line perpendicular to the shore) in order to travel directly across the stream.
(a) Determine the speed of the current.
(b) Determine the resultant speed of the boat with respect to the shore.
参考答案:
(a) 0.775 m/s
(b) 1.57 m/s
本题详细解析:
暂无
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