lenses physics
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Last updated 10:20 AM on 9/15/26
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11 Terms
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Two types of lenses
Convex and concave
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Which lense is thicker at centre
Convex
3
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Which lense in thick at sides
Concave
4
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What lense changes parallel to converging
Convex
5
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What lense changes parallel to diverging
Concave
6
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A ray that strikes optic centre…
Passes straight through lense
7
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A ray that strikes lens travelling parallel to axis ..
passes through focus at the other side
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A ray that passes through focus and then strikes the lenses
emerges parallel to axis
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Real image
An image formed by the actual intersection of light rays
10
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Example of real image
On a screen
11
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When is an image real and inverted in a converging lens?
When the object outside the focus.