Question 16
Question 16 of 40
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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
3. Dynamics
3.1. Momentum and Newton’s laws of...

describe and use the concept of weight as the effect of a gravitational field on a mass and recall that the weight of an object is equal to the product of its mass and the acceleration of free fall

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

6. Deformation of solids
6.1. Stress and strain

recall and use the formula for the spring constant k = F/x