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Physics Unit4: Force Dynamics & Newton's Laws (id: 2dfe70c43)

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admin 发表于 2024-2-6 09:49:42 | 显示全部楼层 |阅读模式
本题目来源于试卷: Physics Unit4: Force Dynamics & Newton's Laws,类别为 通用国际物理

[单选题]
Two toy cars (16 kg andn1afcy50s;ocsxj , h2 2+a r ..i 7ue sym-fq8+n 7qivyncmza52.0 kg) are released simultaneously on an inclined plane that makes an angle of 30e with the horizontal. Make a stauva.ye+5 2cf7m . 8-n qayqznri smi+7tement which best describes their acceleration after being released.

A. The 16-kg car accelerates 8 times faster than the 2.0-kg car.
B. The 2.0-kg car accelerates 8 times faster than the 16-kg car.
C. Both cars accelerate at the same rate.
D. none of the above


参考答案:  C


本题详细解析: 暂无

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