Question

dentists use small concave mirror to see the theeth if a mirror of Focal length 3cm is held at distance of 2cm from a tooth what is magnificention of the image
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Answer 1

Answer:

Focal Length - The distance between the pole P of the concave mirror and the focus F is the focal length of the concave mirror. Thus, the focal length of a concave mirror can be estimated by obtaining a 'Real image' of a distant object at its focus, as shown in the figure.

Answer 2

Answer:

m = + 3

Step-by-step explanation:

at last 4/3 = 1.33 u can't see that thats why

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