弹力的定义是什么?

物理弹力知识测验

Quiz
•
Physics
•
University
•
Hard

chuan chen
FREE Resource
5 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
轻绳对接触物体的拉力
物体对接触物体的力
物体接触并发生形变的位置
物体形状或体积的变化
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
弹性形变和范性形变的区别在于?
弹性形变形变后不能恢复原状
范性形变形变后能完全恢复原状
弹性形变形变后能完全恢复原状
范性形变形变后不能恢复原状
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
弹力的产生条件是什么?
物体接触并发生形变的位置
物体形状或体积的变化
相互接触且发生形变
物体对接触物体的力
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
弹簧的弹力方向是指向?
物体形状或体积的变化
物体对接触物体的力
物体接触并发生形变的位置
使弹簧恢复原状的方向
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
弹力的计算公式中,( F ) 代表什么?
形变量
弹簧常数
弹力
弹力与形变成正比
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