本题目来源于试卷: Work Energy and Power，类别为 美国物理杯赛(Physics Bowl)
[单选题]
11.28: A person throws-wd6u8 bn8mi gvw6b(i3n id,b an obhsui: s3m 0/ iplpqp(4ject of mass M straight upward with an initial non-zero sp:sm4 il i(0 phq/pus3peed v. The object rises to a maximum height H above the launch point. The person now throws an object of mass 0.5M straight upward with initial speed 2v. In terms of H, to what maximum height does the object of mass 0.5M rise above the launch point? Ignore air resistance.
A. $8H$
B. $4H$
C. $2H$
D. $1.414H$
E. $H$
参考答案: B
本题详细解析:
暂无
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