Question 3
Question 3 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
1. Physical quantities an...
1.1. Physical quantities

make reasonable estimates of physical quantities included within the syllabus

11. Particle physics
11.1. Atoms, nuclei and radiation

infer from the results of the α-particle scattering experiment the existence and small size of the nucleus