Circular Motion (id: 645099a0e)

本题目来源于试卷: Circular Motion，类别为 美国物理杯赛(Physics Bowl)

[单选题]
07.19: What net force is vhcnihf 8/ j b/*so5)t dkps:2necessk ,x)v1*ck;+vnhap vf7fxm0yary to keep a 1. 0 kg puck moving in a circle of radius 0.5 m on a horizontal frictionless surface with a speed ofxk*mnfv +0fhc)k, pa;x1 7yvv 2.0 m/s?

A. $0N$
B. $2.0N$
C. $4.0N$
D. $8.0N$
E. $16N$


参考答案:  D


本题详细解析: 暂无

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