美国2021年物理杯赛真题 PHYSICS BOWL 2021 (id: ff5a1ae01)

本题目来源于试卷: 美国2021年物理杯赛真题 PHYSICS BOWL 2021，类别为 美国物理杯赛(Physics Bowl)

[单选题]
A fighter jet pilot is capable of tolerating an upward force that is equivalent to seven times theirweight. This pilot is traveling at a speed of 250 m/s while pulling out of a vertical dive. What is theminimum radius of curvature of the plane’s dive path?

A. 4.25 m
B. 3.64 m
C. 1042 m
D. 893 m
E. 450 m


参考答案:  C


本题详细解析:
$a=\frac{v^2}{r}$

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