Which statement about a thin converging lens is correct?
A.
All rays of light refracted by the lens pass through the principal focus.
B.
All rays initially parallel to the principal axis of the lens are refracted through the principal focus.
C.
The focal length of the lens is the distance between the image and the principal focus.
D.
The focal length of the lens is the distance between the object and the image.
Exam No：6455d3acfbb1e947d89c5b48 Year：2023 Question No：23
Answer:
B
Knowledge points:
3.2.3.1 Describe the action of a thin converging lens on a beam of light
3.2.3.4 Describe the nature of an image using the terms enlarged/same size/diminished and upright/ inverted
3.2.3.5 Draw and use ray diagrams for the formation of a virtual image by a single lens
Solution:
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