Q22 of 9702_s13_qp_12

Question 22

Question 22 of 40

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No letter options?

Older MCQs might not have the typical A, B, C, D choices. They have choices 1, 2, 3, and a combination of them is the answer. Below is the key that maps such combinations to the answer.

A 1, 2 and 3 are correct

B 1 and 2 only are correct

C 2 and 3 only are correct

D 1 only is correct

Topics Tested

6. Deformation of solids

6.2. Elastic and plastic behaviour

understand that the area under the force–extension graph represents the work done

5. Work, energy and power

5.1. Energy conservation

understand the concept of work, and recall and use work done = force × displacement in the direction of the force