本题目来源于试卷: Circular Motion，类别为 美国物理杯赛(Physics Bowl)
[单选题]
09.24: A point mass moves an dy7,hls* :ahiaz .3kl :wj9vlong a horizontal circular path of radius / abqmq ;kq1ipu yp08f-1i:g q0.8m with a constant kinetic energy of 128J. What is the magnitude of the net force acting on the mass as it moves?;f 8ygiiabp1ukqq 1:pqq-m/0
A. $64N$
B. $32N$
C. $16N$
D. $8N$
E. $0N$
参考答案: B
本题详细解析:
暂无
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