本题目来源于试卷: Newton’s law of motion，类别为 美国物理杯赛(Physics Bowl)
[单选题]
06.08: A baseball is thrown by a pitcher with a spe )rugf;q r xt(:jgnh4id u(st6;bwk:4ed of 35 m/s. The bal a8eozg8j+8 i51p0oj uiyqd3tterswings and hits the ue d8 jq3z+gj 801o5ia 8iylopball. The magnitude of the force that the ball exerts on the bat is always
A. zero as it is only the bat that exerts a force on the ball.
B. equal to the gravitational force acting on the ball.
C. larger than the force the bat exerts on the ball.
D. smaller than the force the bat exerts on the ball.
E. equal to the force that the bat exerts on the ball.
参考答案: E
本题详细解析:
暂无
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