Q. The diagram shows a force - extension graph for a rubber band. Consider the following statements:
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I. It will be easier to compress this rubber than expand it.
II. Rubber does not return to its original length after it is stretched.
III. The rubber band will get heated if it is stretched and released.
IV. Rubber is more elastic than steal.
Which of these can be deduced from the graph?

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Solution:

Correct answer is (c) I and III

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