Experiment to measure the focal length of a concave mirror

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Last updated 1:30 PM on 4/2/25
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9 Terms

1
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Experiment to measure the focal length of a concave mirror (Step 1)

Set up apparatus as shown

2
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Experiment to measure the focal length of a concave mirror (Step 2)

Focus the image of the light on the screen by moving the mirror

3
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Experiment to measure the focal length of a concave mirror (Step 3)

Measure u and v

4
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Experiment to measure the focal length of a concave mirror (Step 4)

Move the screen and repeat steps 2 + 3

5
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Experiment to measure the focal length of a concave mirror (Step 5)

Repeat Step 4

6
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Experiment to measure the focal length of a concave mirror (Step 6)

For each value of u and v calculate f

7
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Experiment to measure the focal length of a concave mirror (Step 7)

Average the f’s

8
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How to write the method of the experiment to measure the focal length of a convex lens?

Same method as other experiment just replace concave mirror with convex lens

9
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Draw diagram for the experiment

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