Question

Denne the principal locUS 01 a Concave
The radius of curvature of a spherical mirror is 20 cm. What is its focal
length?
3.
Name a mirror that can give an erect and enlarged image of an object.
Du mirror in yehicles?​

Answer 1

Answer:

10cm=focal length,convex mirror

Explanation:

R=2f

20cm=2f

20cm/2=f

10cm=f

Answer 2

Answer:

heyaa mate,,

good morning..

here is your answer...

Explanation

     1.principle of concave mirror is a point on its principle axis where all the light rays are parallel and close to principal axis and converge after reflection.

     2.radius=2 focal length.

=20=2f

20/2=f

10=f

     3.concave mirror enlarges image.

     4.convex mirror is used in vehicles

hope this helps u ...

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thank you..

-itsgenius1202